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bhs exam student

for physical science

TermDefinition
Control The factors in a experiment to which the results can be compared
Variables Factors in a experiment that can be changed
Constant Factors in a experiment that cannot be changed
Dependent Variables Variables in an experiment that can be measured
Independent Variables Variables that can be changed
Data Information
Bias An expectation a scientist may have that infers with the experiment
Proton Positive change particle (+)
Electrons Negate changed particle (-)
Neutrons Part of a atom with no charge (n)
Periodic Table Organized table of elements
Element Basic substance that can not be simplified
Atom Smallest piece of matter
Atomic Number The whole number of the periodic table
Valence Electrons Electrons on the outer shell
Trend A pattern in the periodic table
Columns Family or group
Period Row
Inert Chemically inactive doesn't react
Reactively The rate at which a chemical reaction can occur
Ion A atom with a charge has lost or gain electrons
Cation A positive charge ion
Anion A negative charge ion
Atomic Theory Current understanding of the atoms
H Hydrogen
He Helium
Li Lithium
Be Beryllium
B Boron
C Carbon
N Nitrogen
O Oxygen
F Fluorine
Ne Neon
Na Sodium
Mg Magnesium
Al Aluminum
Si Silicon
P Phosphorus
S Sulfur
Cl Chlorine
Ar Argon
K Potassium
Ca Calcium
Created by: marshde