Electromagnet Flashcard

Front

Can electromagnets be turned on and off?

Back

Yes, electromagnets can be turned on and off.

Front

Do electromagnets have a north and south pole?

Back

Yes, electromagnets have a north and south pole.

Front

What types of charges repel each other?

Back

Positive and Positive charges repel each other.

Front

What is the charge of an electron?

Back

The charge of an electron is negative.

Front

What is a conductor?

Back

A conductor is a material that allows electricity to flow through it easily.

Front

What is an insulator?

Back

An insulator is a material that does not allow electricity to flow through it easily.

Front

What happens when like charges are brought together?

Back

Like charges repel each other.

Front

What happens when opposite charges are brought together?

Back

Opposite charges attract each other.

Front

What is the role of a magnetic field in an electromagnet?

Back

The magnetic field is created by the flow of electric current through the wire, allowing the electromagnet to attract or repel magnetic materials.

Front

How can the strength of an electromagnet be increased?

Back

The strength of an electromagnet can be increased by increasing the number of coils of wire or increasing the electric current.