Energy Transformations

What is the fundamental principle of the Law of Conservation of Energy?

• Energy can be created but not destroyed.

• Energy can be destroyed but not created.

• Energy can be created and destroyed.

• Energy cannot be created or destroyed, only transformed.

Which of the following is an example of potential energy due to position?

• A lit match producing light and heat.

• A piece of fruit.

• Books stacked on a desk.

• Water flowing over a waterfall.

What type of energy is associated with the motion of an object?

• Potential energy

• Chemical energy

• Kinetic energy

• Radiant energy

What is electrical energy primarily defined by?

• Energy stored in the nucleus of an atom.

• Energy that travels in waves.

• The internal motion of atoms and molecules.

• Moving electrical charges.

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What is nuclear energy?

• Energy stored in chemical bonds.

• Energy stored in the center (nucleus) of an atom.

• Energy of motion.

• Energy from the sun's heat.

How is chemical energy released from an object?

• When atoms are fused together.

• When the object is heated to a very high temperature.

• When chemical bonds within the object are broken.

• When the object is exposed to light.

What is the energy transformation that occurs when a battery powers a flashlight to produce light?

• Electrical energy to chemical energy to radiant energy.

• Chemical energy to electrical energy to radiant energy.

• Radiant energy to electrical energy to thermal energy.

• Mechanical energy to electrical energy to light energy.

What energy transformation occurs when a person eats food and then exercises?

• Radiant energy to mechanical energy.

• Electrical energy to thermal energy.

• Chemical energy to mechanical energy.

• Thermal energy to chemical energy.