Twelve seconds after starting from rest, a freely-falling cantelope has a speed of
A)10 m/s.
B)50 m/s.
C)100 m/s.
D)more than 100 m/s.

Name: Twelve seconds after starting from rest, a freely-falling cantelope has a speed of A)10 m/s. B)50 m/s. C)100 m/s. D)more than 100 m/s.
Brand: Quizplus
Rating: 4.9 (30 reviews)

Question

Quizplus · Accepted Answer

A freely-falling object accelerates at approximately 9.8 m/s². After 12 seconds, its speed is 9.8 m/s² * 12 s = 117.6 m/s, which is more than 100 m/s.

Twelve Seconds After Starting from Rest, a Freely-Falling Cantelope Has