Energy Transformations

Front

What does the Law of Conservation of Energy state?

Back

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

Tags

NGSS.MS-PS3-5

Front

What is potential energy?

Back

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

Tags

NGSS.MS-PS3-2

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.

Tags

NGSS.MS-PS3-1

Front

What type of energy 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

Front

What type of energy does a microwave oven primarily transform electrical energy into?

Back

Thermal energy (heat).

Tags

NGSS.MS-PS3-5

Front

What is mechanical energy?

Back

Mechanical energy is the sum of potential and kinetic energy in an object.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

What is an example of a device that transforms electrical energy into mechanical energy?

Back

A fan.

Front

What is thermal energy?

Back

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

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Front

What is an example of energy transformation in a roller coaster?

Back

As the roller coaster climbs, kinetic energy is transformed into potential energy; as it descends, potential energy is transformed back into kinetic energy.

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

What is the difference between renewable and non-renewable energy sources?

Back

Renewable energy sources can be replenished naturally (like solar or wind), while non-renewable sources (like coal or oil) cannot be replaced once used.