Jill
(1/2) m (100/15)^2
Jon
(1/2) m (100/30)^2
Jill/Jon = 30^2/15^2 = 4
Jill's ke = 4 time Jon's
Jill runs 100 m in 15.0 s. Jon speedwalks 100 m in 30.0 s. If Jill and Jon have the same mass, then Jill's kinetic energy would be
4 answers
What is the distance traveled by a lynx that ran 6.94 m/s for 930 s?
A birdwatcher observes an eagle soaring through the sky, searching for food on the ground below. The watcher spots the eagle flying 10 m north, then 16 m south, and then 14 m north, over a span of 14 seconds.
apps a scam