Earth Magnetic Field

Metals are _________ materials.

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

The magnets will _________ when south and north magnet bars met one another.

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 is shaped like a horseshoe.

• It has North and South poles

• It is made in Earth’s core.

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

• A compass needle lines up with it.

• Earth’s oceans all have currents.

• All things fall toward Earth’s center.

• Winds blow from east to west.

Why is a compass needle attracted to the North?

• There wind in the north

• Because it is being attracted to the Magnetic South Pole

• Because there iron in the north

• It repeals from the north pole

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Tags

NGSS.MS-PS2-3

What is the shape of a magnetic field around the Earth?

• 
• 
• 
• 

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

You can find Aurorae in these places EXCEPT

• Norway

• Alaska

• Antarctica

• Malaysia

Earth magnetic field protects us from ___________.

• the heat

• the Solar wind

• the moon

• the stars

The Earth's core is surrounded by ____________________.