Front

An atom becomes _______ when it gains electrons.

Back

Negative

Front

You can increase the strength of an electromagnet by __________.

Back

Using a stronger iron (Ferro) material.

Tags

NGSS.MS-PS2-3

Front

The area around a magnet is called the __________.

Back

Magnetic field.

Tags

NGSS.MS-PS2-5

Front

A compass needle responds to a magnetic field because the compass needle is a __________.

Back

Magnet.

Front

What is the difference between a galvanometer and an electric motor?

Back

In an electric motor, the wire spins.

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Front

What is an electromagnet?

Back

A type of magnet in which the magnetic field is produced by an electric current.

Front

What is the principle behind electromagnetism?

Back

Electric currents produce magnetic fields.

Front

What is magnetic field strength measured in?

Back

Tesla (T).

Tags

NGSS.MS-PS2-3

Front

What happens to the magnetic field when the current increases?

Back

The magnetic field strength increases.

Tags

NGSS.MS-PS2-3

Front

What is the function of a galvanometer?

Back

To detect and measure small electric currents.