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An objects speed at any particular moment in time is known as its instantaneous velocity. This is the rate of change or the derivative of the objects position.
Acceleration has two parts ... its size and its direction.To find the size (magnitude):-- pick a time interval-- measure the speed at the beginning of the interval-- measure the speed at the end of the interval-- subtract the speed at the beginning from the speed at the end-- divide that difference by the length of the time interval-- the result is the magnitude of acceleration during that time interval
Acceleration. Deceleration is a decrease of speed during a given interval of time.
Acceleration = (speed at the end of some time interval minus speed at the beginning of the interval)/(length of the time interval)
instantaneous speed
Acceleration = (change in speed) divided by (time interval)
An objects speed at any particular moment in time is known as its instantaneous velocity. This is the rate of change or the derivative of the objects position.
Acceleration has two parts ... its size and its direction.To find the size (magnitude):-- pick a time interval-- measure the speed at the beginning of the interval-- measure the speed at the end of the interval-- subtract the speed at the beginning from the speed at the end-- divide that difference by the length of the time interval-- the result is the magnitude of acceleration during that time interval
The average speed of an object in an interval of time is the distance traveled by the object divided by the duration of the interval.
Acceleration. Deceleration is a decrease of speed during a given interval of time.
Acceleration = (speed at the end of some time interval minus speed at the beginning of the interval)/(length of the time interval)
A closed interval.
instantaneous speed
ratio
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No. You need TWO positions at TWO times. The average SPEED is (distance between two positions) divided by (time interval).
(change in distance) divided by (time interval) = the object's average speed during that time interval.