Magnetism

Where is the force of a magnet the strongest?

• at the magnet's poles

• in the middle of the magnet

• far away from the magnet

Tags

NGSS.MS-PS2-3

Which of the following is not a pole on a magnet?

• North (N)

• Positive (P)

• South (S)

When all of the magnetic fields of magnetic domains align in the ______ direction, a material becomes magnetic.

• opposite

• same

Tags

NGSS.MS-PS2-3

What is a magnetic domain?

• a region in a magnetic material in which the magnetic fields of atoms all point in the same direction

• a region in a magnetic material in which the magnetic fields of atoms all point in different directions

If two magnets have their North Poles facing each other then what will happen?

• They will attract.

• They will drift.

• They will explode.

• They will repel.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What does the strength of a magnetic force depend on?

• how close an object is to the magnet

• the size of the magnet

• what the magnet is made of

• all of the above

Tags

NGSS.MS-PS2-3

If opposite ends of two magnets were facing each other, what would the magnets do?

• repel

• drift

• attract

• explode

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Magnetic field lines can cross each other.

• true

• false

Tags

NGSS.MS-PS2-5

All magnets have _____.

• two north poles

• one north and one south pole

• two positive poles

• one top and one bottom pole

Tags

NGSS.MS-PS2-3

Which metal is NOT magnetic?

• copper

• iron

• cobalt

• nickel

Tags

NGSS.MS-PS2-3