Unit 1: Motion
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Last updated 12:40 AM on 9/7/22
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12 Terms
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scalar
A quantity that has only magnitude ex. speed, distance, time
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vector
a quantity that has both magnitude and direction ex. displacement, velocity, acceleration, force
3
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event
something that happens at a given position and time
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standard unit of time
second
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disance
the amount of space seperating two positions (d)
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displacement
Distance and direction of an object's change in position from the starting point. (d with an arrow above it)
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speed
the rate at which an object's distance is changing (v)
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velocity
the rate of change of position or displacement
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uniform motion
an object that has a constant velocity
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acceleration
rate of change of velocity (non-uniform motion)
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acceleration-time graph example
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projectile motion
the object flies through the air with a two dimensional trajectory (both horizontal and vertical)
