Magnets and Magnetic Fields

Magnetic field lines are closet together at the __________.

• poles
• lines

Tags

NGSS.MS-PS2-3

Earth's magnetic poles are in the same place as the geographic poles.

• True
• False

The effects of a magnetic field can be observed using non-metal fillings.

• True 
• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Magnets can interact without touching.

• True
• False

Tags

NGSS.MS-PS2-5

The motion of liquid _______ in the Earth's core creates a magnetic field.

• Iron
• Magnesium

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A(n) __________ is a device that has a magnetized needle that can spin freely.

• Compass
• Magnetic Field

The space in which the magnetic effects exists is called

• the magnetic field

• the magnetic equator

• the magnetic material

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

• they repel
• they attract
• they cancel each other out
• the strength of the magnet is doubled

Tags

NGSS.MS-PS2-3

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

• they repel
• they attract
• they cancel each other out
• the strength of the magnet is doubled

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Are the magnetic field lines in the picture correct?

• Yes, because they point from north to south.

• No, because they point from north to south (they're supposed to go the other way).

• Yes, because the North pole is on the left in all pictures.

• No, because the North pole is on the left in all pictures (it's supposed to be on the right).

Tags

NGSS.MS-PS2-3