Electricity and Magnetism

Front

What happens when the switch in a circuit is closed?

Back

A magnetic field is produced.

Front

What is responsible for the magnetic field around Earth?

Back

The Earth's molten iron core.

Front

What happens if one end of a wire is disconnected from a battery?

Back

The nail would no longer be a magnet.

Front

What is conduction in terms of charging an object?

Back

Conduction is the process of charging an object by direct contact, not without touching it.

Front

What does the pattern of iron filings over a magnet indicate?

Back

The magnetic field.

Front

What is electricity?

Back

Electricity is the flow of electric charge, typically through a conductor.

Front

What is a magnet?

Back

A magnet is an object that produces a magnetic field, attracting certain metals.

Front

What is the difference between static electricity and current electricity?

Back

Static electricity is the buildup of electric charge, while current electricity is the flow of electric charge.

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet in which the magnetic field is produced by an electric current.

Front

What is the role of a battery in a circuit?

Back

A battery provides the electrical energy needed to drive the current through the circuit.