PHYSICAL SCIENCE REVIEW EXAM QUESTIONS WITH
COMPLETE SOLUTIONS 100% PASSED
Energy
The ability to do work or cause change
Energy Transformation (Conversion)
the process of energy changing from one form to another
Motion
An object's change in position relative to a reference point.
distance
The length of a path between two points
Speed
The distance an object travels per unit of time
thermal energy (heat)
kinetic energy associated with the random movement of atoms or molecules
Temperature
A measure of the average energy of motion of the particles of a substance.
Solid
Definite shape and volume
liquid
A state of matter that has a definite volume but no definite shape.
Gas
, A state of matter with no definite shape or volume
phase change
a transition of matter from one state to another
state of matter
solid, liquid, gas
Conduction
The direct transfer of heat from one substance to another substance that it is touching.
Convection
The transfer of thermal energy by the circulation or movement of a liquid or gas
Radiation
The transfer of energy by electromagnetic waves
Frequency
the number of complete wavelengths that pass a point in a given time
Wavelength
The distance between two corresponding parts of a wave
Crest
Highest point of a wave
electromagnetic radiation
a form of energy that exhibits wavelike behavior as it travels through space
physical change
A change in a substance that does not change its identity
chemical change
A change in matter that produces one or more new substances
COMPLETE SOLUTIONS 100% PASSED
Energy
The ability to do work or cause change
Energy Transformation (Conversion)
the process of energy changing from one form to another
Motion
An object's change in position relative to a reference point.
distance
The length of a path between two points
Speed
The distance an object travels per unit of time
thermal energy (heat)
kinetic energy associated with the random movement of atoms or molecules
Temperature
A measure of the average energy of motion of the particles of a substance.
Solid
Definite shape and volume
liquid
A state of matter that has a definite volume but no definite shape.
Gas
, A state of matter with no definite shape or volume
phase change
a transition of matter from one state to another
state of matter
solid, liquid, gas
Conduction
The direct transfer of heat from one substance to another substance that it is touching.
Convection
The transfer of thermal energy by the circulation or movement of a liquid or gas
Radiation
The transfer of energy by electromagnetic waves
Frequency
the number of complete wavelengths that pass a point in a given time
Wavelength
The distance between two corresponding parts of a wave
Crest
Highest point of a wave
electromagnetic radiation
a form of energy that exhibits wavelike behavior as it travels through space
physical change
A change in a substance that does not change its identity
chemical change
A change in matter that produces one or more new substances
