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Definition
| the length between two places |
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Definition
| the location of an object compared with things around it |
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Term
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Definition
| a change in an objects position compared with things around it |
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Definition
| how fast an objects position changes with time at any given moment |
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Term
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Definition
| a description of a moving objects speed and direction |
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Term
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Definition
| a change in the velocity over time |
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Term
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Definition
| a push or pull exerted by one object on another, possibly causing a change in motion |
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Term
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Definition
| a force that opposes the motion of an object in contact with a surface |
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Term
| Newtons first law of motion |
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Definition
| an object at rest tends to stay at rest and an object moving in a straight line at a constant speed tends to keep moving that way |
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Term
| Newtons second law of motion |
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Definition
| an objects acceleration depends on the obkects mass and the ammount of net force applied to it |
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Term
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Definition
| the mass of an object multiplied by its velocity |
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Term
| Newtons law of universal gravitation |
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Definition
| the planets, the stars, and the sun all exert gravitational forces |
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Term
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Definition
| a measure of how many wave crests or troughs pass a given point in one unit of time |
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Term
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Definition
| a wave that moves matter back and forth as it travels through a medium |
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Definition
| an area where particles in a medium are pushed together by a wave's energy |
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Term
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Definition
| the electrical charge moves back and forth at regular intervals |
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Term
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Definition
| the change in a sounds pitch if its source or recipient is in motion |
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Term
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Definition
| a piece of transparent material with atleast one curved surface |
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Term
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Definition
| the angle between an incoming light ray and a surface is equal to the angle between the reflected light ray and the same surface |
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Term
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Definition
| a surface that curves inward |
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Term
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Definition
| a surface that curves outward |
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Term
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Definition
| glass or polished metal with many thin, parallel slits that refract light when tit passes through |
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Term
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Definition
| the full range of wavelengths, arranged from long waves with the lowest ammount of energy to short waves with the highest ammount of energy |
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Term
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Definition
| the flow of thermal energy from warmer to cooler objects |
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Term
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Definition
| the height of a wave from its crest or trough to its midpoint |
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Term
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Definition
| the movement of energy such as heat or electricity through direct contact |
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Term
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Definition
| the transfer of energy by the flow of a liquid or a gas |
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Term
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Definition
| a flow of electrons, particles having negative electrical charges |
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Term
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Definition
| the energy of a moving object has because of motion |
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Term
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Definition
| the flow of an electric charge through a circuit |
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Term
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Definition
| a device that converts mechanical energy into electrical energy |
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