Magnet Interactions

_______________________ is the invisible force that flows through a magnet.  

• repel

• copper

• attraction

• magnetism

Tags

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

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

What particle causes magnetism in an atom?

• protons

• neutrons

• electrons

• nucleus

Which poles are attracted? 

• north and north

• south and south

• north and south

Tags

NGSS.3-PS2-3

Which poles repel?

• north and south

• south and north

• south and south

Bob made an electromagnet but it was very weak. How can he make it stronger?

• take away a d-cell battery

• wrap the wire loosely around the core

• use more coils of wire around the core

• use less winds around the core

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

Which is not a property of a magnet? 

• all magnets have two poles

• all magnets have a force of attraction or repulsion

• all magnets are surrounded by a magnetic field

• all magnets can be turned off

What items will a magnet attract?

• Beach ball, glass

• nails, paper clip

• book, paper

• golf ball, glue

Tags

NGSS.3-PS2-4

How is Earth's magnetic field similar to that of a magnet?

• It's shaped like a horseshoe.

• It has north and south poles.

• It is made plastic.

• It is hundreds of miles long.