Physical Science- Semester 1 Study Guide
Chapter 1- Nature of Science
Scientific method
hypothesis
variable
constant
control
model
theory
technology
volume
mass
graph
experiment
dependent variable
independent variable
scientific law
density
Chapter 18- Classification of Matter
substance
element
compound
solution
colloid
Tyndell effect
physical property
distillation
physical change
law of conservation of mass
heterogeneous mixture
homogeneous mixture
suspension
chemical property
chemical change
Chapter 19- Properties of Atoms & the
atom
nucleus
neutron
electron
electron cloud
valance electron
mass number
isotope
periodic table
group
period
Chapter 22- Chemical
chemical formula
chemical bond
molecule
binary compound
polyatomic ion
Bonds
ion
ionic bond
polar molecule
hydrate
Chapter 23- Chemical Reactions
chemical reaction
reactant
chemical equation
coefficient
combustion reaction
synthesis
single-displacement reaction
activation energy
catalyst
exothermic reaction
inhibitor
Periodic Table
proton
quark
atomic number
average atomic mass
electron dot diagram
noble gases
covalent bond
nonpolar molecule
oxidation number
product
balanced chemical equation
decomposition reaction
double-displacement reaction
endothermic reaction
rate of reaction
Chapter 24- Solutions, Acids, & Bases
solution
solute
aqueous solution
solubility
unsaturated solution
concentration
acid
indicator
strong acid
weak acid
weak base
pH
Standards of Measurement
kilomilliKelvin
conversions
derived unit
solvent
saturated solution
supersaturated solution
base
strong base
centiSI system
Concepts to Know
Steps of the scientific method
Converting m to cm; L to mL, Celsius to Kelvin
Equation for volume and density
What is plotted on the x and y axis
Three types of graphs and what information is used with each
Benefits of the SI system
Examples of physical change, physical property, colloid, suspension
How to write a formula with a hydrate
Name formulas- What is NaCl?
How to write formulas- Write the formula for sodium chloride
How to balance equations-H2 + O2  H2O
Symbols- s, g, l, aq, 
How to find group and period of elements
Classify elements as metal, nonmetal, or metalloid
What to change and not change when balancing equations
How H3O units are formed
Classify reactions- synthesis, decomposition, single & double
displacement
3 factors that affect rate of reaction
*What is meant by a balanced chemical equation
*Describe an ion and explain how it is used in bonding
*Why don’t noble gases form compounds
*3 types of subatomic particles-use chart below
subatomic
location
charge
mass
particle