Lindsay is in an airplane, preparing to skydive. Lindsay has a mass of 71.1 kg, and the airplane is flying at an altitude of 3620 m above the ground. Before she jumps from the airplane, how much gravitational potential energy does he have? Select one:

a.
1.90 x 106 J
b.
6.44 x 105 J
c.
2.57 x 105 J
d.
2.52 x 106 J

A fully loaded semi truck has a mass of 33,800 kg. If the truck is driving at a speed of 29.6 m/s, how much kinetic energy does the truck have?
Select one:

a.
2.96 x 107 J
b.
1.48 x 107 J
c.
5.00 x 105 J
d.
2.44 x 106 J