Earth’s Magnetic field

Which of the following images shows a bar magnet?

• 
• 
• 
• 

Tags

NGSS.MS-PS2-3

Which of the below objects attract a magnet?

• Gold

• Plastic

• Iron screw

• Yarn

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

When two magnets are placed with opposite poles facing each other, they will .

• Break

• Attract

• Transform

• Repel

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Where is the Earth's magnetic field thought to be generated?

• The crust of the Earth

• The outer core

• The sun

• The upper mantle

How does the Earth’s magnetic field help us/Earth?

• It acts like an invisible shield

• It protects the Earth from harmful radiations.

• Earth doesn’t have a magnetic field!

• None of the above

Which mineral did the Ancient Greek discover?

• Magnet

• Magnetets

• Magnetite

• Iron

How many poles does the magnetic field surrounding the Earth have?

• 4 poles

• 3 poles

• 2 poles

• It doesn’t have poles.

Tags

NGSS.MS-PS2-3

When did the scientists hypothesize that the Earth had a magnetic field?

• 1500’s

• 1600’s

• 1700’s

• 1200’s

Tags

NGSS.HS-PS2-5

When and where was the magnetic compass invented?

• China, 206 BC

• China, 206 CE

What is the area surrounding a magnet where magnetic forces are detected?

• Magnetic forces

• Magnetic field

• Aurora’s

Tags

NGSS.MS-PS2-5