7th Grade Energy

Front

What is energy?

Back

Energy is the ability to do work or cause change.

Front

What is potential energy?

Back

Potential energy is the energy stored in an object due to its position or shape.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.

Front

How can potential energy be increased?

Back

Potential energy can be increased by raising an object or compressing a spring.

Front

What type of energy is stored in a battery?

Back

Chemical energy is stored in a battery.

Front

What happens to energy when a bouncy ball is dropped?

Back

The energy in the ball changes from potential energy to kinetic energy and then dissipates into thermal and sound energy.

Front

What is the relationship between height and potential energy?

Back

The higher an object is, the more potential energy it has.

Front

What is the formula for kinetic energy?

Back

Kinetic energy = 1/2 * mass * velocity^2.

Front

What is thermal energy?

Back

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

Front

What is sound energy?

Back

Sound energy is the energy produced by vibrating sound waves.