1000 kg car traveling with a speed of 29 m/s drives horizontally off of a 100 m cliff. The initial potential energy is _____.

Question

Use g=9.8 m/s2

a
980,000 J
b
420,500 J
c
98,000 Nm
d
14,500 J

Answer 1

a 980,000 J

Answer 2

m g h = 1000 * 9.8 * 100 = 980,000 Joules