A ball having a mass of 500 grams is dropped from a height of

9.00 meters. What is its kinetic energy when it hits the ground?

A: 4.4 x 10^3 joules

B: 441 joules

C: 44.1 joules

D: 4.41 joules

Verified Answer :

mgh
where m = mass, g = acceleration due to gravity (9.8 m/s^2), h = height
Given m = 500g = 0.5 kg, h = 9 meters
0.599.8 = 44.1 joules

Answer:

(9.8 m/s^2), h = height

Given m = 500g = 0.5 kg, h = 9 meters

0.599.8 = 44.1 joules