Science QSE 2 Review 24-25

Front

What kind of energy do devices that use a plug and socket use?

Back

Electrical energy is used by devices that plug into a socket.

Front

What happens during energy transformations?

Back

Energy changes from one form to another.

Front

What is an example of energy transfer?

Back

Electrical energy is transferred to light energy in a light bulb.

Front

What is a conductor?

Back

A conductor is a material that allows electricity to flow through it, like iron.

Front

What happens if you replace a conductor with an insulator?

Back

If you replace a conductor (like a paper clip) with an insulator (like a plastic spoon), the bulb doesn't light.

Front

What is electrical energy?

Back

Electrical energy is the energy of moving electrons, which can be used to power devices.

Front

What is 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 motion.

Front

What is light energy?

Back

Light energy is the energy that is visible to the human eye and is produced by sources like the sun or light bulbs.

Front

What is a chemical reaction?

Back

A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.