Answer:
5.33ms-¹
Explanation:
that is the procedure above
0 = -16t^2 + 100 subtract 100 from each side
-100 = -16t^2 divide both sides by -16
100/16 = t^2 take the positive root of both sides
10/4 = t = 2.5 seconds
Hope this helps :)
Speed is the speed that object is moving on while velocity is the direction and movement speed you can make it but velocity no
Answer:
6000 N toward west
Explanation:
F = ma
a = 30-15/10 = 1.5 m/s^2 towards west
m = 4000 kg
F = 4000 x 1.5 = 6000 N towards west