Magnetism
Electricity
Circuit
Misc.
Electromagnets
100

What would happen if the north ends of two magnets were close together?

What is repel?

100

Socks taken from a clothes dryer that stick together or a lightning bolt in the sky are examples of ____________.

What is static electricity?

100

Is a circuit open or closed if you haven't turned on the switch?

What is open?

100

What is a material that lets electric current pass through?

What is a conductor?

100

True or False: An electromagnet is a permanent magnet.

What is False? An electromagnet can be turned on or off. Once the circuit is broken, the magnetism is lost.

200

If a south end of a magnet is close to a north end of a magnet, the magnets will _________.

What is attract?

200

True or False: Like charges attract and unlike charges repel.

What is False? Like charges repel and unlike charges attract.

200

What is the power source in an electrical circuit?

What is a battery (or other electrical source)?

200

What is a material that blocks an electric current from passing through?

What is an insulator?

200

True or False: An electric crane is an example of an electromagnet.

What is True?

300

True or False: All magnets have the same shape and size.

What is False?

300

If you rub your hair on a balloon and the balloon becomes negatively charged, what charge will your hair have?

What is a positive charge?

300

What circuit has only one path for electricity to flow?

What is a series circuit?

300

How many poles do you get when you break a magnet into two pieces?

What is 4, 2 north and 2 south?

300

True or False: A refrigerator magnet is a permanent magnet.

What is True? Even when you take it off the refrigerator, it is still magnetic.

400

True or False: All magnets have a north and south pole.

What is True?

400

The movement of charges through a material?

What is electrical current?

400

True or False: When you turn on a light, the switch is opening the circuit.

What is False? A switch closes the circuit to turn on the light.

400

What is the region around a magnet where a magnetic force acts?

What is magnetic field?

400

An electromagnet can be increased in strength by doing what?

What is increasing coils?

500

Will a magnet attract copper, rubber, iron, or plastic?

What is iron?

500

A transfer of built up charges to another object. 

What is static discharge?

500

What type of circuit has more than one path for electricity to flow?

What is parallel circuit?

500

What turns electricity into motion?

What is a motor?

500

An electromagnet is made up of what three items?

What is an iron core (nail), battery, and a wire?