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A coordinate system for specifying the precise of locations in space. |
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The change of position of an object. |
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Displacement= final position - initial position |
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The total displacement divided by the time interval. |
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Formula for average velocity |
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displacement ----------- time interval |
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The velocity of an object at one instant. |
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How to find the instant velocity? |
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The instantaneous velocity can be found by measuring the slope of the line that is tangent to the point on the graph. |
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The rate of change of velocity. |
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change in velocity --------------- change in time |
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Formula for displacement with constant uniform acceleration |
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displacement= 1/2 (vi+vf)t |
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Definition
Motion of an object falling with a constant velocity. |
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With no air resistance how do objects fall? |
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They fall with the same acceleration regardless of their masses. |
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What is the constant acceleration of objects on Earth? |
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