The momentum of any object depends on its mass as well as its speed, so
I would need to know the object's mass in order to answer the question.
87 miles per hour = 1,531.2 feet per 12 seconds
12 miles per hour-seconds = 5.364 meters per second2
45 miles per hour = 45/60 = 0.75 miles per minute= 0.75/12 = 0.0625 miles in 5 seconds.45 miles per hour = 45/60 = 0.75 miles per minute= 0.75/12 = 0.0625 miles in 5 seconds.45 miles per hour = 45/60 = 0.75 miles per minute= 0.75/12 = 0.0625 miles in 5 seconds.45 miles per hour = 45/60 = 0.75 miles per minute= 0.75/12 = 0.0625 miles in 5 seconds.
1 hour = 3,600 seconds1 mile = 5,280 feet87 miles/hour = (87/3,600) miles per secondOver 12 seconds, distance = (12) x (87/3,600) = 0.29 mile = 1,531.2 feet
In 12 seconds, a car traveling at 87 miles per hour covers 211.2 feet. This is calculated by converting 87 miles per hour to feet per second, then multiplying by the time in seconds.
1,531.2 feet in 12 seconds.
3 / 12 = 0.25 miles/second2.
100 meters in 12 seconds is 18.64 miles per hour.
After 12 seconds, a car traveling at 87 miles per hour would have traveled approximately 1,520 feet. This can be calculated by first converting 87 miles per hour to feet per second, which is about 128 feet per second. Multiplying this by the number of seconds gives the distance traveled.
14.28 miles per hour.
-- 3 miles per second -- 10,800 miles per hour -- 29,030,400 furlongs per fortnight
1531.2