Energy Transformations

Front

What is energy transformation?

Back

Energy transformation is the process of changing energy from one form to another, such as from electrical energy to thermal energy.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What energy transformation occurs in a toaster?

Back

Electrical energy is transformed into thermal energy.

Front

What is stored chemical energy?

Back

Stored chemical energy is the energy held in the bonds of chemical compounds, like food, batteries, and fossil fuels.

Tags

NGSS.MS-PS3-5

Front

Which of the following is not a source of stored chemical energy?

Back

The nucleus of an atom.

Front

What energy transformations occur in a hand generator?

Back

Mechanical energy is transformed into electrical energy, which is then transformed into light energy.

Front

What does the law of conservation of energy state?

Back

The law of conservation of energy states that energy cannot be created or destroyed, only transformed from one form to another.

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-3

NGSS.HS-PS3-4

Front

How does an electric pencil sharpener demonstrate the law of conservation of energy?

Back

The amount of electrical energy used equals the total amount of mechanical, sound, and thermal energy produced.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

What happens during energy transformations?

Back

Energy changes from one form to another.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Front

What is an example of energy transformation in a light bulb?

Back

Electrical energy is transformed into light energy and thermal energy.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.

Tags

NGSS.MS-PS3-1