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physical science mo.

physical science motion

An object is in _____ motion of its distance from another object is changing. motion
A place or object used for comparison to determine if something is in motion. reference point
The system of measurement used by scientists all over the world. internatioal system of units
si unit of legnth... meter
1 meter 100 centimeaters
1 meter 1,000 millimeters
1 kilometer 1,000 meters
speed= distance/time
divide the total distance traveled by the total time average speed
the rate at which an object is moving at a given instant in time instantaneous speed
speed in a given time velocity
the rate at which velocity travles acceleration
acceleration movements....... i. increasing speed ii. decreasing speed iii. changing speed
acceleration= final speed-initial speed/time
acceleration is measured in........ m/s 2
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