Vocabulary Review

3. The quantity of motion of a moving body, measured as a product of its mass and velocity
5. The science concerned with the relations between heat and mechanical energy or work, and the conversion of one into the other
7. A measure of the degree of randomness or disorder of a system
9. COLLISION, A collision with a loss of kinetic energy
10. WAVE, A wave in which particles of the medium move in a direction parallel to the direction that the wave moves
12. The transfer of thermal energy by particles moving through a fluid
14. The transfer of radiant energy as particles, electromagnetic waves, sound, etc

1. Change in momentum (force x time)
2. EQUILIBRIUM, Two substances in physical contact with each other exchange no heat energy
4. WAVE, A wave in which particles of the medium move in a direction perpendicular to the direction that the wave moves
6. The transfer of energy in the form of heat or electricity from one atom to another within an object by direct contact
8. Material that impedes the free flow of electrons from atom to atom and molecule to molecule
10. OF CONSERVATION OF MOMENTUM, The momentum of a system is constant if no external forces are acting on the system
11. ENERGY, The sum of the molecular kinetic energy and potential energy in a substance
13. COLLISION, A collision with no net loss in kinetic energy