Massac CUSD #1
7th-12th grade Science
Concepts to Remember
Original Design by Rhonda Johnston, Lloydminster Catholic Division,
Lloydminster, AB/SK, Canada
Periodic Table
H
He
Li Be
B
C
N
O
F
Na Mg
Al
Si
P
S
Cl Ar
K Ca Sc Ti
Rb Sr
Y
V
Ne
Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr
Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te
Cs Ba La Hf Ta W Re Os Ir
I
Xe
Pt Au Hg Tl Pb Bi Po At Rn
Fr Ra Ac Rf Ha Sg Ns Hs Mt Ds Rg Cn 113
Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu
Th Pa U
Np Pu Am Cm Bk Cf Es Fm Md No Lr
Periodic Table Completed
Element #1: Hydrogen
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Element #2: Helium
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Element #3: Lithium
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Element #4: Beryllium
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Element #5: Boron
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Element #6: Carbon
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Element #7: Nitrogen
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Element #8: Oxygen
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Element #9: Fluorine
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Element #10: Neon
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Element #11: Sodium
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Element #12: Magnesium
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Element #13: Aluminum
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Element #14: Silicon
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Element #15: Phosporous
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Element #16: Sulfur
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Element #17: Chlorine
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Problem #18: Argon
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Element #19: Potassium
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Element #20: Calcium
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Element #21: Scandium
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Element #22: Titanium
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Element #23: Vanadium
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Element #24: Chromium
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Element #25: Manganese
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Element #26: Iron
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Element #27: Cobalt
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Element #28: Nickel
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Element #29: Copper
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Element #30: Zinc
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Element #31: Gallium
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Element #32: Germanium
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Element #33: Arsenic
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Element #34: Selenium
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Element #35: Bromine
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Element #36: Krypton
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Element #37: Rubidium
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Element #38: Strontium
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Element #39: Yttrium
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Element #40: Zirconium
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Element #41: Niobium
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Element #42: Molybdenum
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Element #43: Technetium
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Element #44: Ruthenium
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Element #45: Rhodium
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Element #46: Palladium
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Element #47: Silver
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Element #48: Cadmium
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Element #49: Indium
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Element #50: Tin
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Element #51: Antimony
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Element #52: Tellurium
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Element #53: Iodine
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Element #54: Xenon
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Element #55: Cesium
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Element #56: Barium
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Element #57: Lanthanum
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Element #58: Cerium
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Element #59: Praseodymium
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Element #60: Neodymium
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Element #61: Promethium
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Element #62: Samarium
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Element #63: Europium
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Element #64: Gadolinium
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Element #65: Terbium
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Element #66: Dysprosium
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Element #67: Holmium
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Element #68: Erbium
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Element #69: Thulium
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Element #70: Ytterbium
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Element #71: Lutetium
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Element #72: Hafnium
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Element #73: Tantalum
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Element #74: Tungsten
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Element #75: Rhenium
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Element #76: Osmium
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Element #77: Iridium
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Element #78: Platinum
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Element #79: Gold
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Element #80: Mercury
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Element #81: Thallium
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Element #82: Lead
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Element #83: Bismuth
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Element #84: Polonium
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Element #85: Astatine
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Element #86: Radon
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Element #87: Francium
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Element #88: Radium
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Element #89: Actinium
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Element #90: Thorium
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Element #91: Protactinium
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Element #92: Uranium
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Element #93: Neptunium
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Element #94: Plutonium
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Element #95: Americium
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Element #96: Curium
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Element #97: Berkelium
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Element #98: Californium
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Element #99: Einsteinium
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Element #100: Fermium
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Element #101: Mendelevium
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Element #102: Nobelium
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Element #103: Lawrencium
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Element #104: Rutherfordium
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Element #105: Dubnium
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Element #106: Seaborgium
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Element #107: Bohrium
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Element #108: Hassium
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Element #109: Meitnerium
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Element #110: Darmstadtium
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Element #111: Roentgenium
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Element #112: Ununbium
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Element #113: Ununtrium
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1A
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1B
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1C
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2A
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2B
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2C
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3A
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3B
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3C
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4A
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4B
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4C
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5A
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5B
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5C
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6A
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6B
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6C
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7A
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7B
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7C
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8A
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8B
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8C
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9A
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9B
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9C
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10A
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10B
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10C
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11A
How are science and
technology related?
Advances in science may
lead to advances in
technology and vice versa.
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11B
The tendency of an element
to react is closely related to..
The number of valence
electrons in atoms of the
element
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11C
Reducing friction in a
machine..
Increases it’s efficiency
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12A
What happens when the data
in an investigation does not
support the original
hypothesis?
The hypothesis is revised.
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12B
The formation of an ionic
bond involves the..
Transfer of electrons
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12C
An ax is an example of a..
Wedge
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13A
What is the most important
safety rule?
Always follow your teacher’s
instructions and textbook
directions exactly.
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13B
In the name Carbon Dioxide,
the prefix of the second word
indicates that a molecule of
Carbon Dioxide contains..
Two oxygen atoms
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13C
The ideal mechanical
advantage of a pulley system
is equal to the..
Number of rope segments
supporting the load
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14A
A mixture can be classified as
a solution, suspension, or
colloid based on the..
Mass of the object
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14B
Which phrase best describes a metallic
bond?
The attraction between a metal cation and a
shared pool of electrons
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14C
The energy of motion is
called..
Kinetic Energy
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15A
As the temperature of an
object rises, so does the..
Speed of the object’s particles
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15B
Which of the following statements is true according to the law
of conservation of energy?
a) Energy can not be created
b) Energy can not be destroyed
c) Energy can be converted from one form to another
d) All of the above
D- All of the above
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15C
Heat is the transfer of thermal
energy from one object to
another because of a
difference in..
Temperature
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16A
The symbol for gold is..
Au
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16B
The second law of
thermodynamics states that
the thermal energy can flow
from colder objects to hotter
objects..
Only if work is done (external
compressor)
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16C
Which of the following is an example of a safe
laboratory procedure?
a)Tying back long hair and loose clothing
b) Eating or drinking from laboratory glassware
c) Touching hot objects with your bare hands
d) Testing an odor by directly inhaling the vapor
a) Tying back long hair and loose clothing
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17A
If you move a substance from
one container to another and
its volume changes, the
substance is a..
Substance C
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17B
The total amount of energy before and after
a chemical reaction is the same. Thus,
energy is…
Conserved
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17C
Which of the following is a mixture?
a)
Carbon dioxide
b)
Silicon
c)
Silicon dioxide
d)
Chili
D- Chili
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18A
What is the result of a force
distributed over an area?
Pressure
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18B
Which of the following is NOT a property of
an acid?
Feels slippery
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18CWhich of the following is a
heterogeneous mixture?
a) Water in a swimming pool
b) Sugar water
c) A jar mixed with nuts
d) Stainless steel
C- a jar mixed with nuts
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19A
The temperature and volume
in a closed container remains
constant. If the number of
particles of gas is increased,
the gas pressure will..
Remain constant
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19B
A mixture that is very evenly blended
A homogeneous mixture
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19C
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20A
During a phase change, the
temperature of a substance..
Does not change.
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20B
When an unbalanced force acts on an
object,
The object moves
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20C
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21A
The phase change in which a
substance changes from a
liquid to a gas is..
Vaporization
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21B
The SI unit of force is the
Newton
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21C
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22A
A phase change in which a
substance changes from a
solid to a gas or vapor
without changing to a liquid
first is..
Sublimation
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22B
The property of matter that resists changes
in motion is called
inertia
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22C
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23A
In an atomic model that
includes a nucleus positive
charge is..
Concentrated at the center of an atom.
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23B
The gravitational force
between two objects
increases as mass..
increases
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23C
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24A
Which subatomic particle has
a negative charge?
electron
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24B
The force that keeps an
object moving in a circle is
called..
Centripetal force
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24C
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25A
In a periodic table, a set of
properties repeats from..
Period to period.
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25B
What is the SI unit of
pressure?
The pascal
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25C
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26A
Group 7A (the Halogens) of
the periodic table contains
the..
Most reactive nonmetals
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26B
The hydraulic system of a
dump truck is designed to
multiply..
Force
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26C
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27A
Atoms of the most reactive
elements tend to have..
One of seven valence electrons.
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27B
The upward force acting on
the wing of an airplane in
flight is called..
Lift
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27C
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28A
Fluorine, F, forms a binary
ionic compound with Lithium,
Li. What is the name of this
compound?
Lithium fluoride
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28B
The upward force acting on
an object submerged in fluid
is called..
Buoyant force
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28C
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29A
Biology is the study of
The Living World
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29B During a long period when there is no
rainfall, a mountain lion may
temporarily leave its usual hunting
territory to drink from a farm pond.
This behavior is primarily due
to…
The change in an abiotic (non
living) factor in its
environment.
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29C
The structure labeled G in Figure 7-2 is
responsible for modifying , packaging and
sorting proteins for the cell and is called the
A. Nucleus
B. Cell membrane
C. Golgi Apparatus
D. Nucleolus
C. Golgi apparatus
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30A
The work of scientists usually begins with
Careful Observations
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30B
The symbiotic relationship
between the flower and the
insect that feeds on its nectar
is an example of…
Mutualism –flower gives insect
food, insect pollinates flower
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30C Which of the following contain
a nucleus?
A. Archaebacteria
B. Prokaryotes
C. Bacteria
D. Eukaryotes
C. Bacteria
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31A
In science, a hypothesis is useful only if
It can be tested
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31B
Over time, some plants growing in an
area are crowded out by other plants.
The new plants use up water and
nutrients needed by previous plants.
The disappearance of the first
plant is due to…
Climate
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31C
Eukaryotes usually contain
A. Genetic Material
B. Specialized organelles
C. Nucleus
D. All of the above
D. All of the above
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32A
A theory
May be disproved, revised or
replaced
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32B
What must occur in a
population for it to grow…
The birth rate becomes
higher than the death rate.
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32CWhat are the three parts of
an ATP molecule?
A. NADH, NADPH, and FADH
B. Adenine, ribose, phosphate groups
C. Stroma, grana, chlorophyll
D. Adenine, thylakoids, stroma
B. Adenine, Ribose, Phosphate Groups
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33A
In this experiment, Rabbit B is the
Control
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33B
Which of the following tells you
population density?
A.) No. of Deer per sq. Mile
B.) The weight of frogs in a pond
C.) No. of Deaths per year
D.) No. of Births per year
A.) No. of Deer per sq. Mile
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33C
Suppose Priestly repeated his experiment
using many kinds of plants besides mint,
and that when different plants were placed
under the jar the candle remained lighted for
different periods of time. What would be a
logical conclusion from these experiments?
A. Different plants require different
amounts of water.
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34A
The process by which
organisms keep their internal
conditions fairly constant is
called
Homeostasis
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34B
Which will reduce competition
within a species population?
A.) fewer individuals
B.) higher birthrate
C.) fewer resources
D.) higher population density
A.) fewer individuals
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34C
Photosynthesis uses sunlight to convert water
and carbon dioxide into
A.
Oxygen and high energy sugars and
starches
B. ATP and oxygen
C. Oxygen
D. High energy sugars and starches
A. Oxygen and high energy sugars and
starches
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35A
The steps of the scientific
method are
Observe, hypothesize, experiment, and
conclude
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35B
When organisms move out of
the population, this is known
as …
Emigration.
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35C
The pathway labeled A in
Figure 9-1 is called
C. Lactic Acid Fermentation
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36A
A student suggests that a certain species of
plant grows better in the dark than in the
light. The students have 10 plants. Which of
the following should be the best experiment
to test this idea?
Grow 5 plants in the dark and 5 plants in the
light
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36B
If a population grows larger
than the carrying capacity of
the environment, the
A. death rate may rise
B.Birthrate may rise
C. Death rate must fall
D. Birthrate must fall
A. Death rate may rise
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36C
Which of the following is the correct sequence of
events in cellular respiration?
A. Glycolysis, fermenation, Krebs cycle
B. Krebs cycle, electron transport, glycolysis
C. Glycolysis, Krebs cycle, electron transport
D. Krebs cycle, glycolysis, electron transport
C. Glycolysis, Krebs cycle,
Electron Transport
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37A
If you have 2 L of water, how
many milliliters do you have?
2000 mL
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37B
DDT is a pesticide that has washed into
rivers, lakes, and oceans over the last 50
years. According to Figure 6-1, which
organism would have the highest
concentration of DDT in their body
A. Zooplankton
B. Small fish
C. Large fish
D. eagle
D. Eagle
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37C
Cellular respiration uses one molecule of glucose
to produce?
A.
2 ATP molecules
B.
20 ATP molecules
C.
36 ATP molecules
D.
1,000 ATP molecules
B. 20 ATP molecules
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38A
What is the strongest acid
listed in Figure
A.) Hydrochloric Acid (pH 1.0)
B.) Sulfuric Acid (pH 1.2)
C.)Tomatoes (pH 4.2)
D.)Sodium Chloride (pH 7.0)
A.) Hydrochloric Acid
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38B
As DDT moves up the trophic
levels in food chains, or food
webs, its concentration
A.
Stays the same
B.
Increases
C.
Decreases
D.
Is eliminated
B. Ribosome
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38C
Cellular respiration releases energy by breaking down?
A. Glucose
B. ATP
C. Carbon Dioxide
D. Water
A. Glucose
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39A
Which pH would be the
strongest base?
A.)11.1
B.) 13.0
C.)1.0
D.)7.0
B.) 13.0
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39B
Which organelle would you
expect to find in plant cells
but not animal cells?
A. Mitochondrion
B. Ribosome
C. Chloroplast
D. Smooth endoplasmic reticulum
C. Chloroplast
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39C
Breathing heavily after running a race is your body’s way
of?
A. Making more citric acid
B. Repaying an oxygen debt
C. Restarting glycolysis
D. Recharging the electron transport chain
B. Repaying an oxygen debt
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40A
Only some energy stored in
an organism can be passed
on to the next trophic level.
Of the remaining energy,
some is used for the
organism’s life processes,
and the rest is…
Released as heat
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40B
Diffusion is the movement of
molecules from
A.
An area of low concentration to an area of high
concentration
B.
An area of high concentration to an area of low
concentration
C.
An area of equilibrium to an area of high concentration
D.
All of the above
B. An area of low concentration to an area
of high concentration
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40C
The process by which a cell divides into two
daughter cells is called?
A. Cell division
B. Metaphase
C. Interphase
D. G1 phase
A. Cell divison.
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41A
An organism that uses
energy to produce its own
food supply from inorganic
compounds is called a(n)
________.
autotroph
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41B
If a cell is placed in a
hypotonic solution, which will
happen?
A. No water will move
B. Water will move into the cell
C. Water will move out of the cell
D. Water will move into and out of the cell at a constant
rate
B. Water will move into the
cell
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41C
During normal mitotic cell division, a parent cell
having four chromosomes will produce two
daughter cells, each containing?
A. Two chromosomes
B. Four chromosomes
C. Eight chromosomes
D. Sixteen chromosomes
B. Four chromosomes.
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42A
Plant-eating animals, such as
cows, are known as
_________.
Herbivores
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42B
The diffusion of water across
a selectively permeable
membrane is called
A. Osmotic pressure
B. Osmosis
C. Facilitated diffusion
D. Active transport
B. Osmosis
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42C
Cells grown in petri dish tend to divide until they form a thin
layer covering the bottom of the dish. If the cells are
removed from the middle of the dish, the cells bordering the
open space will begin dividing until they have filled the
empty space. What does the experiment show?
A. When cells come into contact with other cells, they stop
growing
B. The controls on cell growth and division can be turned
on and off
C. Cell division can be regulated by factors outside the cell
D. All of the above
D. All of the above
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43A
Organisms that break down
organic matter and return it to
the environment are called
__________.
Detrivores & Decomposers
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43B
What is the function of the
nucleus?
A.
Breaking down old material
B. Converting food into energy
C. Control center
D. Packaging and shipping products
C. Control Center
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43C
What phase in cell division is diagram A in
Figure 10-4 illustrating?
A. Metaphase
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44A
A snake that eats a frog that
has eaten an insect that has
fed on a plant is a(n)
________________.
third-level consumer
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44B
The structure labeled F in Figure 7-1 above
is called a _____ and stores water and food.
A. Chloroplast
B. Nucleus
C. Mitochondria
D. Vacuole
D. Vacuole
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44C
The principle of dominance states that?
A.
All allele for tall plants is recessive
B.
The allele for short plants is dominant
C.
Some allele are dominant and others are
recessive
D.
Alleles are neither dominant nor recessive
C. Some alleles are dominant
and others are recessive
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45A
If a resource is in such short
supply in an ecosystem and
limits the animal’s growth,
then the substance is …
A limiting resource
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45B
The type of cell in Figure 7-1
is a ____ cell.
A.
Fungus
B. Prokaryotic
C. Bacteria
D. Plant
D. Plant
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45C
When Gregor Mendal crossed true-breeding tall
plants with true-breeding short plants, all of the
offspring were tall because?
A. The allele for tall plants is recessive
B.The allele for short plants is dominant
C.The allele for tall plants is dominant
D.They were true-breeding like their parents
C. The allele for tall plants is
dominant
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46A
Ground water, when taken up
by the roots of plants,
eventually reenters the
atmosphere by the process of
______________.
transpiration
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46B
The structure labeled F (mitochondria) in
Figure 7-2 does what for the cell?
A. Makes proteins
B. Provides a barrier
C. Holds all the organelles
D. Converts energy from sugar to ATP
D. Converts energy from sugar to
ATP
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46C
Organisms that have two identical alleles for
particular trait are said to be
A. Hybrid
B. Homozygous
C. Heterozygous
D. Dominant
B. Homozygous
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47A
If experimental results do not match the scientist’s
prediction, they might?
A. Repeat the experiment until they do match
B. Make the measurements less precise
C. Revise their hypothesis, since it was not
supported
D. Change their experimental results, so the
hypothesis is supported
C. Revise their hypothesis
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47B
A possible explanation for a scientific problem
is called a(n)?
A. Experiment
B. Theory
C. Observation
D. Hypothesis
D. Hypothesis
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47C
One possible step in scientific solving is to?
a. Form a hypothesis.
b. Ask a question.
c. Test a hypothesis.
d. State a conclusion.
b. Ask a question.
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48A
A statement that consistently and correctly
describes a natural phenomenon is a scientific
a. Hypothesis
b. Control
c. Observation
d. Theory
d. Theory
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48B
In the lab, how did we test the
hardness of a mineral?
a.
We made observations about the luster of the
mineral.
b. We used glass, a nail, a penny, or our fingernail on
the mineral.
c. We scratched the mineral on a streak plate.
d. We held a magnet to the mineral.
b. We used glass, a nail, a penny, or our
fingernail on the mineral.
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48C
The words waxy, pearly, and dull
describe a mineral’s
a. Luster
b. Hardness
c. Streak
d. Fluorescence
a. Luster
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49A
Mineral
Idealized formula
Olivine
(Mg, Fe)2SiO4
Pyroxene group
(Mg, Fe)SiO3
Cleavage
Type
question
here
Amphibole group
Ca2(Mg, Fe)5Si8O22(OH)2
Micas, biotite
K(Mg, Fe)3 AlSi3O10(OH)2
Micas, muscovite
KAl2(AlSi3O10)(OH)2
Feldspars,
orthoclase
KAlSi3O8
Feldspars,
plagioclase
Type answer here
Quartz
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49B
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49C
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50A
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