Magnetic Field and Magnetic Lines of Force

What will happen when these magnets are brought close together?

• They will attract each other.
• They will repel each other.
• Both magnets will turn to the left
• Both magnets will turn to the right

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Where is the strongest attraction force of a magnet?

• at the poles

• in the middle

• above the magnet

• below the magnet

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NGSS.MS-PS2-3

Which object would a magnet attract?

• a glass bottle

• a piece of paper

• a metal paper clip

• a rubber eraser

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NGSS.5-PS1-3

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

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NGSS.MS-PS2-3

Which of the following is true about a bar magnet?

• Its magnetic field is strongest near its center.
• It is surrounded by a magnetic field.
• The north pole is stronger than the south pole.
• The south pole is stronger than the north pole.

Earth acts like a giant magnet because its center is made up MOSTLY of

• granite

• water

• iron

• hydrogen

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

When two magnets repel, it means that they ________________

• change color

• pull together

• push apart

• get colder

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

This large crane magnet functions only when the electrical current is ON.  The crane magnet is an example of what type of magnet?

• NIB Magnet
• Ceramic Magnet
• Electromagnet
• funnel magnet

When two magnets attract, they ______________

• push apart
• change color
• get colder
• pull together

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NGSS.3-PS2-3