Pre assessment electrical circuits year 7

What type of circuit is shown?

• Parallel

• Series

• Open

What is the power source in this circuit?

• Bulb

• Switch

• Wire

• Battery

What is a parallel circuit?

• It is a circuri rhar has one path for energy to flow.

• It is a circuit that has no paths for energy to flow.

• It is a circutt that has several paths for energy to flow.

• None of the above.

Why is electrical wiring usually made from copper?

• Because copper is shiny

• Because copper conducts electricity

• Because copper is not magnetic

• Because copper insulate electricity

Tags

NGSS.MS-PS1-1

Which of the following materials is an electrical conductor?

• Plastic spoon

• Silver-colored plastic spoon

• copper spoon

• wooden spoon

A material that does NOT let electricity pass through it is called ...

• An electrical conductor

• An electrical insulator

• An electrical source

• An electric appliance

What is a circuit that only has ONE path for electricity to flow?

• series circuit

• closed circuit

• parallel circuit

• light bulb

What is a circuit with several paths for electricity to flow?

• conductor

• series circuit

• parallel circuit

• open circuit

Which of these materials is a good insulator?

• Plastic and metal
• Metal and rubber
• Plastic and rubber

Metal is used to make electrical wires because_______.

• It allows an electric current to freely flow.
• It slows electric currents from flowing.
• It is very cheap.
• It is very expensive.