6.25 meters per second.
(10 miles / hour) x (1609.344 meters / mile) x (1 hour / 3,600 sec) = (10 x 1609.344 x 1 / 3,600) (mile - meter - hour / hour - mile - second) = 4.470meters/second (rounded)
20 over 1
Acceleration = (change in speed) divided by (time for the change) = (0 - 36)/3 = -12 m/s2The acceleration of gravity is 9.8 m/s2, so the passengers are pulled forwardagainst their seat belts with a 'force' of 1.22 Gs during the screech.
1,531.2 feet in 12 seconds @87 mph
Acceleration is the change in velocity divided by change in time. The SI units for velocity and time are meters per second (m/s) and the second (s), respectively. Therefore, the SI unit of acceleration is meters per second per second (m/s^2). In this problem we have a car accelerating from 0 m/s to 61 m/s in 12 s. The acceleration is thus 61 m/s divided by 12 s to yield an answer of 5.1 m/s^2.
12 miles per hour-seconds = 5.364 meters per second2
12 meters per second
If the child slows down 3 meters per second every second for 4 seconds, he'll have slowed down 12 meters per second total. Having started at 15, he'll be down to a speed of 3 meters per second.
The sprinter's acceleration is 2 meters per second squared.
12 meters in 28 seconds = 12/28 or 0.428 meters per second
8.3 m/s
8.3 m/s
If you traveled 100 meters in 30 seconds, then you would be traveling at 3.333... meters per second, or 200 meters per minute, or 12 kilometers per hour (7.45 miles/hour).
It is accelerating at 1.2m/s per second.
The change in velocity was 8 m / s. Divide that by 4 seconds and get 2 m / s2 -- sometimes stated as acceleration of 2 meters per second per second.
s=d/ts= 100 / 12s= 8.33ms-1
Acceleration = (change in speed)/(time for the change) = (15-5)/(6) = 10/6 = 12/3 meters per second2