Unit 2 Using Energy Test

Front

What is the law of conservation of energy?

Back

Energy can NOT be created or destroyed, only transformed from one form to another.

Front

List three types of energy.

Back

Kinetic energy, potential energy, thermal energy.

Front

What is an example of a substance that is a good thermal conductor?

Back

Aluminum is an excellent thermal conductor because it conducts heat easily.

Front

How do sound waves travel?

Back

Sound waves travel outward in all directions.

Front

What is the definition of thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter.

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

What is an example of energy transformation?

Back

A light bulb transforms electrical energy into light and thermal energy.

Front

What is the role of light in a tropical fish tank?

Back

The light's energy increases the temperature of the water, keeping the fish warm.

Front

What are the three main types of energy?

Back

Mechanical energy, thermal energy, and chemical energy.