Bell Ringer #35
1/8/13
 35. Briefly describe what each of these scientists
contributed to the atomic model: Democritus,
Lavoisier, Dalton, Thomson, and Rutherford.
(You need your textbook for this one!)
Bell Ringer #36
1/9/13
 36. Compare and contrast the terms Element,
Molecule, Atom, & Compound to each other.
Bell Ringer #37
1/10/13
 Describe these different parts of the atom; where are
they located, what is their charge and so on. Draw an
example of an atom with the parts labeled properly.
Use your notes and book to help you.
Bell Ringer #38
1/15/13
 38. Name these elements based on their atomic





number:
A. 8
B. 19
C. 74
D. 86
E. 99
Bell Ringer #39
1/16/13
 Explain how to and then solve for how many neutrons
are in each element; name each element:
 A. Mg
 B. Zn
 C. Ag
Bell Ringer #40
1/17/13
 40. What is an isotope and explain how two isotopes of
the same atom can be different.
Bell Ringer #41
1/23/13
 41. A chemical formula is written to indicate the
makeup of a compound. What are the ratios of the
individual atoms in the following compounds:
 Example: CO2= one carbon & two oxygen atoms
 A. SO2 (sulfur oxide)
 B. H2O (water)
 C. C6H12O6 (sugar)
 D. NaCl (salt)
 E. H2O2 (hydrogen peroxide)
Bell Ringer #42
1/24/13
 42. Krypton has six naturally occurring isotopes.
Complete the following table to solve for the number of
protons, electron, and neutrons for each isotope.
 *HINT: You WILL need to be able to do this for your test!
Atomic mass
Kr 78
Kr 80
Kr 82
Kr 83
Kr 84
Kr 86
# of protons
# of electrons
# of neutrons
Bell Ringer #43
1/29/13
 Solve for the number of neutrons in each of the
following elements and determine if they are isotopes
or not. (Round the decimal of the atomic mass to the
whole number.)
Element Name
Potassium (K)
Boron (B)
Arsenic (As)
Lead (Pb)
# of Neutrons
Is it an isotope? Yes or
No
Bell Ringer #44
1/30/13
 44. A. What is the difference between rotation and
revolution?
 B. In relationship between the Sun, Earth, and Moon
who does what?
Sun, Earth, or Moon
here
Rotates or Revolves
here
Sun, Earth, or Moon
here
Earth
Earth
Bell Ringer #45
1/31/13
 45. A. What are Earth’s seasons in order beginning
with the season that we are currently in right now?
 B. What do you think is the cause for the different
seasons?
Bell Ringer #46
2/1/13
 46. A. Explain how the Earth has its day & night,
length of year, and seasons. You must use the following
vocabulary words in you answer:
 Rotation
 Revolution
 Tilt
 Orbit
Seasons Picture Swap
 46. First off, good job with getting your work
done!
 Explain on the other person’s paper how the Earth has
its day & night, length of year, and that particular
season. Also add something that you like about that
person’s picture. You must use the following
vocabulary words in your answer:
 Rotation
 Revolution
 Tilt
 Orbit
Bell Ringer #47
2/4/13
 A. If it is currently 112 degrees in Sydney, Australia,
what season are they having and why?
 B. What season would we here in the United States be
having and why?
Bell Ringer #48
2/5/13
 A. In regards to space, what is a satellite?
 B. Would the moon be considered one and why?
Bell Ringer #49
2/6/13
 A. What is the cause for the different phases of the
moon that we see here on Earth?
 B. Why is it that we never see the “far side” of the
moon?
Bell Ringer #50
2/13/13
 Why, in the Northern Hemisphere, do you think the
wind patterns typically blow from the west to the east?
Bell Ringer #51
2/14/13
 50. A. What is a density current and how do they
work?
 B. How is convection similar to a density current?
Bell Ringer #52
2/19/13
 52. Compare and contrast surface currents and density
currents. You may use a Venn Diagram if you like.
Bell Ringer #53
2/25/13
 53. Why is the surface water cooler near San Diego,
California, compared to that off the coast of
Charleston, South Carolina?
 There was a question here.
Bell Ringer #55
2/28/13
 55. Without the atmosphere, the Earth’s surface would
be very different. What are at least 3 ways that not
having an atmosphere would affect or change on
Earth’s surface?
Bell Ringer #56
3/4/13
 56. Identify one characteristic of each layer of the
atmosphere, and explain how that characteristic
affects life on Earth.
Bell Ringer #57
3/5/13
 57. A. What is global warming?
 B. What do you think may be a main cause of it?
Bell Ringer #58
3/11/13
 58. A. Explain the greenhouse effect.
 B. What are at least 3 consequences of what the results
of the greenhouse effect might have on the Earth’s
surface.
Bell Ringer #59
3/12/13
 59. A. What causes temperature changes in the
atmosphere?
 B. What is the relationship between air temperature
and density?
Bell Ringer #60
3/13/13
 What are the three forms of energy transfer and give
an example for each of them.
 NOTE: Do NOT give the example from your notes or
from this picture, come up with another one of your
own.
Bell Ringer #61
3/19/13
 61. Suppose the stratosphere became covered in a thick
blanket of volcanic dust that stayed suspended in the
ozone. How would this affect the temperature of the
air in the troposphere and why?
Bell Ringer #62
3/21/13
 62. A. How does the water cycle contribute to
condensation?
 B. What are the forms that condensation can take in
nature?
Bell Ringer #63
3/25/13
 63. Explain what humidity versus relative humidity is.
Bell Ringer #64
3/26/13
 64. What happens to relative humidity as the air
temperature drops below the dew point? Use
vocabulary terms in your answer.
Bell Ringer #65
3/27/13
 65. Name all of the steps of the water cycle in order
and give one unique example for each step.
Bell Ringer #66
3/28/13
 66. Put all of the clouds in order from the highest in






the atmosphere to the lowest in the atmosphere. There
will be slight overlap in places. (Hint: pg. 41)
B. Write one fact about EACH cloud type
Cumulus
Stratus
Cirrus
cumulonimbus
Nimbostratus
stratocumulus
Altostratus
altocumulus
Cirrostratus
cirrocumulus
Bell Ringer #67
4/8/13
 67. A. What is the difference between biotic and
abiotic factors?
 B. List at least 3 biotic and 3 abiotic factors that you see
in the picture.
Bell Ringer #68
4/9/13
 68. Explain what the 4 most important abiotic factors
are and why they are necessary to an ecosystem.
Bell Ringer #69
4/10/13
 69. A. What does it mean to have a balanced
ecosystem?
 B. Give at least 2 examples of events that might make
an ecosystem unbalanced.
Bell Ringer #69
 70. A. What is a niche?
 B. What is a limiting factor?
4/10/13
2/8/13
Moon Phase Quiz today
RIGHT after you enter. You
should be sitting & studying!
(Boys sit down & stop
talking, girls you too. NOW.)
Test today!!!!!
Get out your
assignments to be
turned in. (They are
listed on the board.)
4
-Grammar, capitalization, & punctuation is
correct.
-Narrative relates to the article.
-Narrative has 5-8 quality sentences.
-Does the narrative flow (makes sense)?
*Has at least all of the 4 requirements with 3
or less mistakes
3
-Grammar, capitalization, & punctuation is
correct.
-Narrative relates to the article.
-Narrative has 5-8 quality sentences.
-Does the narrative flow (makes sense)?
*Has at least 3 of the 4 requirements with 3
or less mistakes
2
-Grammar, capitalization, & punctuation is
correct.
-Narrative relates to the article.
-Narrative has 5-8 quality sentences.
-Does the narrative flow (makes sense)?
*Has at least 2 of the 4 requirements with 3
or less mistakes
1
-Grammar, capitalization, & punctuation is
correct.
-Narrative relates to the article.
-Narrative has 5-8 quality sentences.
-Does the narrative flow (makes sense)?
*Has at least 1 of the 4 requirements with 3
Time to reflect!
 You are to compare your Ecosystem Assessment score to
the class average and reflect on several things:
 How you feel you did personally on the test.
 How did you do compared to the team average, compared to
the classroom average.
 What can you do to prepare yourself for future assessments.
 Did you reach your goal that you set? If you did, explain what
you did to get there. If you did not, explain what you did NOT
do to prepare for the test.
 What is your goal (grade you want) for the next assessment?
New Mineral & Rock Words
(pg.256)
 mineral, rock, crystal, gem, ore,
ingenous rock, extrusive, intrusive,
sedimentary rock, metamorphic rock,
foliated, nonfoliated, rock cycle,
cleavage, streak, fracture, luster,
hardness, lava, magma, detrital rocks,
chemical rocks, organic rocks, fossils,
compaction, sementation, weathering,
erosion
Exit Slip Question
4/23/13
 Write this question down on a lined sheet of paper. At
the end of class today, you should be able to answer the
question from the notes and vocabulary discussed.
Name and explain 3 of the
physical properties of a
mineral.
Exit Slip Question
4/24/13
 Write this question down on a lined sheet of paper. At
the end of class today, you should be able to answer the
question from the notes and vocabulary discussed.
What are 3 of the 5
mentioned “special
properties” that no other
element has?