3.2 Displacement and velocity
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4 Terms
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How do you find average velocity?
Average velocity = change in displacement/time taken
v = change in s/ change in t
2
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What is the unit for velocity?
ms^-1
3
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How can the velocity be found from a displacement time graph?
Find the gradient. If the graph is not a straight line draw a tangent to the graph then calculate the gradient of this tangent for the instantaneous velocity.
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What does a horizontal line on a displacement time groah show?
The object is stationary.
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