Energy Transformations PreTest

Front

At what position does the pendulum have the greatest gravitational potential energy? Options: Position D, Position C, Position B

Back

Position D

Front

Which skier has the greatest kinetic energy? Options: Skier A, Skier B, Skier C, Skier D

Back

Skier C

Front

Potential energy

Back

stored energy

Front

What is kinetic energy?

Back

moving energy

Front

Which of the following is not an example of potential energy? A ball traveling at 10 m/s, a compressed spring, water being stored at a water dam, a stretched rubber band.

Back

A ball traveling at 10 m/s

Front

What is the form of energy in food?

Back

Chemical

Front

When an archer bends a bow, what type of energy increases in the bow? Options: Gravitational, Elastic, Kinetic, Thermal

Back

Elastic

Front

Which of these describes the law of conservation of energy? Options: No machine is 100% efficient, energy is neither created or destroyed, the energy resources of Earth are limited, the energy of a system is always decreasing.

Back

Energy is neither created or destroyed.

Front

What is it called when two surfaces pass across one another creating heat?

Back

Friction

Front

Four balls are thrown at the same velocity, with different masses. Which ball has the most kinetic energy? Options: The 20g ball, The 50g ball, The 24g ball, The 40g ball

Back

The 50g ball