Electricity/Magnetism

A continuous flow of electricity is called a(n) _____________.

• magnet

• circuit

• series

• current

What kind of circuit is this?

• series
• parallel

T/F: In a parallel circuit, if one light bulb goes out then they all go out.

• True

• False

How do you make an electromagnet stronger?

• Add a motor and/or lightbulbs

• Add more light bulbs and/or wire coils

• Add more wire coils and/or a switch

• Add more wire coils and/or batteries

How are electromagnets different from magnets?

• Magnets can be turned on/off.

• You can turn an electromagnet on/off.

• Magnets are more powerful.

• Magnets have a North and South pole.

When socks get stuck to towels in your dryer, this is an example of________________

• current electricity

• static electricity

• magnetism

What is one problem with using a series circuit?

• If one light goes out, the rest stay on.

• If one light goes out, they all go out.

• It doesn't work properly.

• All of the above

In most electrical circuits, the pathway is made of:

• Wood

• Plastic

• Metal

• Magnets

Wood is a(n) _____.

• conductor

• insulator

T/F: A device that changes electric energy into energy of motion is a motor.

• True

• False