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FE-Physics
| Term | Definition |
|---|---|
| friction | a force that opposes motion between two surfaces that are touching |
| heat | the transfer of energy between objects of different temperatures |
| resistance force | the force which an effort force must overcome in order to do work on an object |
| electromagnetic waves | a wave that can travel through space or matter and consists of changing electric and magnetic fields |
| physical change | a change that affects one or more physical properties of a substance |
| phase change | a change in state of matter |
| absolute zero | the lowest possible temperature or 0K |
| wavelength | the distance between one point on a wave and the corresponding point on an adjacent wave in a series of waves |
| thermal expansion | an object expands due to addition of heat |
| sound waves | a longitudinal pressure wave of audible or inaudible sound |
| radiation | transfer of energy through electromagnetic waves and can travel through empty space |
| reflection | the bouncing back of a wave after it strikes a barrier or an object |
| average kinetic molecular energy | the temperature of an object |
| infrared waves | waves that are between microwaves and visible light |
| celsius to kelvin conversion | K=C°+273 |
| photons | energy released by an electron that moves to a lower energy level in an atom |
| convection | the transfer of thermal energy by the movement of a fluid |
| refraction | the bending of a wave as it passes at an angle from one medium to another |
| conduction | heat transferred by direct contact between two substances |
| pitch | how high or low a sound is perceived to be |
Created by:
lrenck
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