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Definition
| changing speed or direction (velocity) |
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| the upward force on an object falling through the air |
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Definition
| the average measure of a chance in velocity |
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| the total distance traveled divided by the total time taken to travel that distance |
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Definition
| forces acting on an object that combine and form a net force of zero |
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Definition
| the rate of change of a position in which the same distance is traveled each second |
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Definition
| the difference between the start and an end |
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Definition
| an objects speed at a specific instant in time |
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Definition
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Definition
| an objects distance and direction from a reference point |
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Definition
| prevents surfaces from sliding past eachother |
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Term
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Definition
| speed in a given directon |
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Term
| in a distance time graph the slope is determined by finding the _________ on the graph. |
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Definition
| in a distance time graph the slope is determined by finding the -slope of the line- on the graph. |
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Term
| acceleration includes changing_________ and ___________. |
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Definition
| acceleration includes changing -speed- and -direction- |
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Term
| according to newtons first law of motion, if the net force on an object is________' the motion of the object doesn't change. |
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Definition
| according to newtons first law of motion, if the net force on an object is -zero- the motion of the object doesn't change. |
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Term
| work is measured in_______. |
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Definition
| Work is measured in -joules.- |
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Term
| Newton's 3rd law states the unit for force is _________. |
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Definition
| Newton's 3rd law states the unit for force is newtons. |
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Term
| The SI unit for speed is_________. |
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Definition
| The SI unit for speed is -meters per second.- |
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Term
| the force that opposes friction is____________ . |
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Definition
| the force that opposes friction is friction. |
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Term
| an_____________ force causes an object to accelerate. |
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Definition
| an -unbalanced- force causes an object to accelerate. |
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Term
| what is the equation for average speed |
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Definition
| average speed=total distance/total time |
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Term
| what is the equation for acceleration |
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Definition
| acceleration=net force/mass |
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Term
| what is the equation for mass |
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Definition
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