Magnetic Fields

Front

Are Earth's magnetic poles in the same place as the geographic poles?

Back

False

Front

What happens when two north poles of a magnet are placed together?

Back

They repel.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

How does distance affect the magnetic force between two magnets?

Back

The magnetic force gets weaker the more distance there is between them.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

What is a key difference between electromagnets and permanent magnets?

Back

Electromagnets can be turned on and off.

Front

What happens when two south poles of a magnet are placed together?

Back

They repel.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

What is the shape of the magnetic field around a bar magnet?

Back

The magnetic field lines form closed loops from the north pole to the south pole.

Front

What is the unit of measurement for magnetic field strength?

Back

Tesla (T).

Front

What is the principle behind how a compass works?

Back

A compass aligns itself with the Earth's magnetic field, pointing towards the magnetic north.

Front

What is magnetic flux?

Back

Magnetic flux is the measure of the quantity of magnetism, taking into account the strength and the extent of a magnetic field.

Tags

NGSS.HS-PS2-5

Front

What is the right-hand rule in magnetism?

Back

The right-hand rule is a method used to determine the direction of the magnetic force, magnetic field, or current in a conductor.

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5