The table shows the potential energy and kinetic energy of a skier at two different positions on a hill. Position and Energy
Position (above ground)
Kinetic Energy
Potential Energy
100 meters
0 units
50,000 units
30 meters
35,000 units
?

What is the potential energy of the skier at a height of 30 meters above the ground?

85,000 units, because total energy increases
15,000 units, because total energy is 50,000 units
15,000 units, because total energy is 85,000 units
85,000 units, because total energy remains unchanged