Free Printable R17_ElectricRefresher

Worksheets

Name

Class

Date

1-6.

How does the form of energy change for a battery releasing energy?

Electrical energy is converted to thermal energy.

Mechanical energy is stored in the battery until it is released into chemical energy

Nuclear energy is released as the battery discharges.

Chemical energy in the battery is converted to electrical energy.

What is an electric circuit?

An electric circuit is a closed loop that allows electric current to flow.

An electric circuit is a method of generating electricity.

An electric circuit is a device that stores electricity.

An electric circuit is used to shock students who don't remember things (NOT TRUE)

Match the materials and their descriptions

conductor

type of material that allows electricity

insulator

type of material that resists electricity

semiconductor

material that has conductivity between a conductor and an insulator

EMF or electromotive force, the push forward of electrons

voltage

Form of electric current where electrons always go in one direction

direct current

How are electric motors and generators related?

4 lines

draw the relationship between voltage, current, and resistance

Why is it important to understand electricity?

It is important to understand electricity for safety, effective use of devices, troubleshooting, and informed energy decisions.

Electricity is only important for engineers.

Understanding electricity is not necessary for daily life.

Electricity is only relevant in scientific research.

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