Electricity and Magnetism Test Review

Front

Like poles of magnets ________________.

Back

repel

Front

What happens when the switch in a circuit is open?

Back

There is no magnetic field produced.

Front

What is part C considered in a circuit?

Back

load/resistor

Front

How can you increase the strength of an electromagnet?

Back

Add more loops of wire.

Front

How is energy transformed into electricity in a coal power plant?

Back

chemical > thermal > mechanical > electrical

Front

What do opposite poles of magnets do?

Back

attract

Front

What is a complete path for electricity to flow called?

Back

circuit

Front

What is the role of a power source in a circuit?

Back

It provides the energy needed for the circuit to function.

Front

What is a conductor?

Back

A material that allows electricity to flow through it.

Front

What is a load in a circuit?

Back

A device that uses electrical energy, such as a light bulb.