Holt Physics, Chapter 2
Kinematics - The study of motion Constant Velocity - Average velocity is the same for all time intervals Speed - distance travelled per unit time (magnitude of velocity) Scalar Quantity - Quantity that has magnitude, but no direction Time interval - a change in time Instantaneous Velocity - Velocity at a particular instant (on a position-time graph it is the slope of a tangent to the curve) Average Speed - Total Distance of travel divided by Total Time of travel
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