Which of the following is true about a bar magnet?

It is surrounded by a magnetic field.

Its magnetic field is strongest near its center.

The north pole is stronger than the south pole.

The south pole is stronger than the north pole.

What characteristics do magnetic substances have?

They can push or pull objects without touching them

They can give you a "shock" when you touch them

They are always black and cold to touch

They fall faster than other objects when you drop them

Where is Earth's magnetic field strongest?

Where the lines are close together at the poles

Along the inside lines on either side

In the space outside of the lines

How is an electromagnet different from a permanent magnet?

An electromagnet's magnetism can be turned off.

An electromagnet is smaller and less powerful.

An electromagnet can be built without using metal.

An electromagnet does not attract objects containing iron.

Earth's magnetic field and a bar magnet attract particles to the same locations. Where are they?

First to the middle, then to the ends

Why does a compass needle point north?

It lines up with the Earth's magnetic field

A Force where objects are attracted to each other or repelled

Which is not a property of a magnet?

all magnets have a force of attraction or repulsion

all magnets are surrounded by a magnetic field

You know this substance is magnetized because

all the domains have right angles

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

The two north poles will repel each other

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 magnets will combine and become one magnet

How do magnets become weaker?

place them in different temperatures: hot vs cold

Magnetism

Authored by Lee Coumbe

Physics

7th Grade

NGSS covered

Used 18+ times

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34 questions

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Magnets have a north and a south ___________

shape

color

pole

region

Tags

NGSS.3-PS2-3

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Iron, Nickel and cobalt are all __________________ materials

Shiny

poles

magnetic

cold

Tags

NGSS.MS-PS2-3

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Where is the strongest attraction force of the magnet?

at the poles

in the middle

above the magnet

below the magnet

Tags

NGSS.MS-PS2-3

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which object would a magnet attract?

a glass bottle

a piece of paper

a metal paper clip
compass

a rubber eraser
magnetic field

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A magnet will attract scissors if the scissors contain:

copper

aluminum

gold

nickel

Tags

NGSS.MS-PS2-3

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

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Magnetism

What will happen when these magnets are brought close together?

Magnets have a north and a south ___________

Iron, Nickel and cobalt are all __________________ materials

Where is the strongest attraction force of the magnet?

Which object would a magnet attract?

A magnet will attract scissors if the scissors contain:

What happens when two north poles of a magnet are placed together?

True or False: All metals are attracted to magnet.

Which of the following is true about a bar magnet?

A device that uses a free-moving magnetic needle to show direction is a:

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