Magnetic Force

What is our best evidence that Earth has a magnetic field?

• All things fall toward Earth's center
• A compass needle lines up with it
• Winds blow from east to west
• Earth's oceans all have currents

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

How is Earth's magnetic field similar to that of a magnet?

• It is hundreds of miles long
• It has north and south poles
• It is made in Earth's core
• It is shaped like a horseshoe

Tags

NGSS.MS-PS2-5

Why does a compass needle point north?

• The compass is a bar magnet
• Because north is up
• Because it's magic
• It lines up with the Earth's magnetic field

Tags

NGSS.MS-PS2-5

A magnet cannot not move which of the following objects?

• a paper clip
• a nail
• a toothpick
• a staple

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Where is the force of attraction the strongest on a magnet?

• at the poles
• in the middle
• above the magnet
• below the magnet

Magnets cannot be made from

• cobalt
• nickel
• iron and steel
• wood

Every magnet has a 

• east and west pole
• north and south pole
• east and south pole
• north and west pole

Tags

NGSS.3-PS2-3

If two magnets come together what is it called?

• Repel
• Force
• Attract
• None of the Above

Tags

NGSS.3-PS2-3

If 2 magnets push away from each other what is it called?

• Attract
• Iron
• Repel
• None of the above

Can the North and North poles attract?

• Yes
• No

Tags

NGSS.MS-PS2-3