Extra Magnetism Practice for Link

One of Earth’s Magnetic Field purpose is...

• To protect us from solar winds

• To protect us from aliens

• To give Earth energy

• To make lighting storms

Compasses work because...

• Dark Arts Magic

• The needle is magnetically attracted to the Earth’s pole

• Natural AI

• It is magnetic itself and repels against the magnetic poles

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

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

Where is the north magnetic pole located on Earth?

• North geographic pole

• South geographic pole

• East

• West

Where is the north magnetic pole located on Earth?

• North geographic pole

• South geographic pole

• East

• West

What creates the Earth's magnetic field according to many scientists?

• The Earth's core

• The atmosphere

• The ocean currents

• The tectonic plates

Which part of the Earth is responsible for generating its magnetic field?

• Atmosphere

• Earth's crust

• Earth's core

• Ocean currents

How do the Van Allen belts protect life on earth?

• deflect high energy radiation

• reduce the greenhouse effect

• increase solar energy

• block black body radiation

Tags

NGSS.HS-PS4-3

What is the van Allen belt made up of?

• protons

• electrons

• protons and electrons

• solar wind