Law of Conservation of Energy

Front

What is the Law of Conservation of Energy?

Back

The Law of Conservation of Energy states that energy cannot be created or destroyed, only transformed from one form to another.

Front

What form of energy does a compressed spring have?

Back

Potential energy.

Front

What happens to the total amount of energy in a closed system during a reaction?

Back

The total amount of energy is conserved.

Front

What type of energy transformation occurs when a lamp is functioning?

Back

Electrical energy is transformed into light energy.

Front

True or False: Energy can be destroyed.

Back

False. Energy cannot be destroyed.

Front

What type of energy conversion occurs when a rock falls from a height?

Back

Potential energy is converted to kinetic energy.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.

Front

What is potential energy?

Back

Potential energy is the stored energy of an object due to its position or state.

Front

Give an example of energy transformation in a battery-powered device.

Back

Chemical energy in the battery is transformed into electrical energy.

Front

What is an example of mechanical energy?

Back

A moving car has mechanical energy due to its motion.