Energy Transformations

Front

What are energy transformations?

Back

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

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Front

What is the law of conservation of energy?

Back

The law of conservation of energy states that energy is never created nor destroyed; it can only be transformed from one form to another.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

What energy transformation occurs in a lamp?

Back

In a lamp, the energy transformation is electrical → thermal → light.

Front

What energy transformation occurs in a toaster?

Back

In a toaster, the energy transformation is electrical → thermal.

Front

What type of energy does sunlight become when plants convert it into food?

Back

Sunlight becomes chemical energy when converted by plants during photosynthesis.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

Front

What is an example of electrical energy being transformed?

Back

An example is a fan converting electrical energy into kinetic energy to create airflow.

Front

What happens to energy during transformations?

Back

During energy transformations, energy can change forms but the total amount of energy remains constant.

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

Can energy be created or destroyed?

Back

No, according to the law of conservation of energy, energy cannot be created or destroyed.

Tags

NGSS.MS-PS3-5

Front

What is thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter; it is the total kinetic energy of particles in an object.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Front

What is chemical energy?

Back

Chemical energy is the energy stored in the bonds of chemical compounds, like food or fuel.

Tags

NGSS.HS-PS1-4