1-Magnetism

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

Iron, Nickel and cobalt are all __________________ materials.

• Shiny
• poles
• ferromagnetic
• temporary magnets

What characteristics do magnetic substances have?

• They can give you a "shock" when you touch them.
• They can push or pull objects without touching them.
• They are always black and cold to touch.
• They fall faster than other objects when you drop them.

Ancient people discovered magnetic rocks called lodestone. What did they use them for?

• fires
• compasses
• sculptures
• weapons

How is a permanent magnet DIFFERENT from a temporary magnet?

• A permanent magnet attracts materials made of iron.
• A permanent magnet has poles.
• A permanent magnet has a magnetic field.
• A permanent magnet keeps its magnetism for a long time.

A magnet cannot not move which of the following objects?

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

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

Tags

NGSS.MS-PS2-3

In this image, matching north poles from two magnets are introduced.  What do you predict will be the outcome?

• There will be no interaction.  The poles of magnets do not have an effect on one another.
• The two north poles will attract each other
• The two north poles will repel each other
• The two magnets will combine and become one magnet

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Where are the magnetic forces the strongest in this picture?

• Location 1
• Location 2
• Location 3
• Location 4