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| forces that act on an object an don't cancel each other out causing change in motion. |
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forces that act on an object but cancel each other out. |
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| the force produced by a magnet |
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| the pull of all in the universe on one another |
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| the force of attraction between objects |
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a push or pull that causes an object to move, stop or change direction. |
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| a force that opposes motion |
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| the combination of all the forces acting on an object |
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| the upward force exerted on an object by water |
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| a device that makes a task easier by changing the size or direction if a force or the distance of over which the force acts |
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| a ramp or another sloping surface |
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a wheel with a rope that lets you change the directions in which you apply the force. |
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| a wheel with a rod or axis in the center |
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| a bar that makes it easier to move things |
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| the balance point on a lever that supports the arm but does not move |
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the use of a force to move an object over a distant |
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| the number of vibrations per sec of a sound |
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| how high or low a sound is |
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| a back and forth movement of matter |
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the distance an object travels in a certain amount of time. |
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| the rate at which an object’s velocity changes with time |
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| a measure of an object’s speed in a particular direction |
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| the property of matter that tends to keep it at rest or moving |
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| the location of an object in space |
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