Question

A student releases a marble from the top of a 130cm ramp. The marble increases speed steadily and reaches the bottom of the ramp with a speed of 140cm/s. Determine all unknowns and answer the following question.
How long did the marble take to reach the bottom of the ramp?

PLZ HELP ASAP

Answer 1

Explanation:

V=p/t

t=p/V

p=130cm

V=140cm/s

t=130/140s = 13/14s