Quiz about Magnet Vocabulary

Question 1

True or False: All metals stick to magnets.

Accepted Answer

False

Answer

True

Question 2

What particle causes magnetism in an atom?

Accepted Answer

electrons

Answer

protons

Answer

neutrons

Answer

nucleus

Question 3

Which poles are attracted?

Accepted Answer

north and south

Answer

north and north

Answer

south and south

Question 4

Which poles repel?

Accepted Answer

south and south

Answer

north and south

Answer

south and north

Question 5

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

Accepted Answer

use more coils of wire around the core

Answer

take away a d-cell battery

Answer

wrap the wire loosely around the core

Answer

use less winds around the core

Question 6

Which metals are attracted to magnets?

Accepted Answer

iron, nickel, cobalt

Answer

gold, silver, platinum

Answer

copper, magnesium, aluminum

Question 7

Which is not a property of a magnet?

Accepted Answer

all magnets can be turned off

Answer

all magnets have two poles

Answer

all magnets have a force of attraction or repulsion

Answer

all magnets are surrounded by a magnetic field

Question 8

What items will a magnet attract?

Accepted Answer

nails, paper clip

Answer

Beach ball, glass

Answer

book, paper

Answer

golf ball, glue

Question 9

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

Accepted Answer

It has north and south poles.

Answer

It's shaped like a horseshoe.

Answer

It is made plastic.

Answer

It is hundreds of miles long.

Question 10

This substance is

Accepted Answer

unmagnetized

Answer

magnetized

Answer

positively charged

Answer

negatively charged

Question 11

What will happen when these magnets are brought close together?

Accepted Answer

They will repel each other.

Answer

They will attract each other.

Answer

Both magnets will turn to the left

Answer

Both magnets will turn to the right

Question 12

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

Accepted Answer

iron

Answer

granite

Answer

limestone

Answer

nickel

Question 13

You know this substance is magnetized because

Accepted Answer

the domains are aligned

Answer

all the domains have right angles

Answer

the arrows are drawn in red

Answer

the domains are random

Question 14

Where are the magnetic force the strongest in this picture?

Accepted Answer

Location 4

Answer

Location 1

Answer

Location 2

Answer

Location 3

Question 15

_______________________ is the invisible force that flows through a magnet.

Accepted Answer

magnetism

Answer

repel

Answer

copper

Answer

attraction

Question 16

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

Accepted Answer

Electromagnet

Answer

NIB Magnet

Answer

Ceramic Magnet

Answer

funnel magnet

Question 17

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

Accepted Answer

The two north poles will repel each other

Answer

There will be no interaction.  The poles of magnets do not have an effect on one another.

Answer

The two north poles will attract each other

Answer

The two magnets will combine and become one magnet

Question 18

How do can you demagnetize a magnet?

Accepted Answer

place them in different temperatures: heat them up

Accepted Answer

hit them with a hammer

Answer

use less of them

Answer

smaller ones are always weaker

Question 19

A magnetic field is...

Accepted Answer

the magnetized region of space around a magnet.

Answer

the ability to draw closer to an object.

Answer

a device with a magnetized needle.

Answer

when a magnet always maintains its magnetic properties.

Question 20

a permanent magnet is

Accepted Answer

a magnet that always maintains its magnetic properties.

Answer

a device with a magnetized needle for finding directions.

Answer

a magnet that has magnetic properties for a limited time.

Answer

a piece of metal that attracts metal

Question 21

a temporary magnet is

Accepted Answer

a device that has a core that is temporarily magnetized by the flow of electric current through a coil that surrounds it.

Accepted Answer

a device that has magnetic properties for a limited time.

Answer

a device with a magnetized outer core.

Answer

a device that always maintains its magnetic properties.

Question 22

Magnetic force is

Accepted Answer

the ability to push or pull objects made of iron, cobolt or nickel.

Answer

the ability to attract iron or steel objects.

Answer

a piece of metal that attracts other metal

Question 23

Which is an example of how magnets can help at home?

Accepted Answer

closing a refrigerator door.

Answer

lifting then dropping metal washers.

Answer

a crane lifting a car to be crushed.

Answer

separating aluminum cans from glass

Question 24

Which of the following does not use a magnet?

Accepted Answer

a wind up watch or clock

Answer

a computer

Answer

a credit card

Answer

a blow dryer.

Question 25

What must happen for an electromagnet to have a magnetic field?

Accepted Answer

It must be connected to electricity.

Answer

It must be heated

Answer

It must touch another magnet

Answer

It must line up with the Earth's magnetic field

Question 26

What characteristics do magnetic substances have?

Accepted Answer

they can push or pull objects they are not touching

Answer

they are always black and cold to touch

Answer

The fall faster than other objects when dropped

Answer

they can give a shock when they are touched.

Question 27

The fact that a compass needle always points north tells us what?

Accepted Answer

earth is surrounded by a magnetic field

Answer

the solar rays affect magnetism.

Answer

most compasses need to be set

Answer

there is static electricity in the air.

Question 28

How would you explain to your friend how Earth's magnetic field is similar to a bar magnets? magnetic field?

Accepted Answer

A bar magnet is magnetic at the poles like the Earth.

Answer

a bar magnet and the Earth are both round

Answer

a bar magnet is magnetic in the middle like the Earth

Answer

A bar magnet and the Earth are both cylindrical

Question 29

What is our best evidence that Earth has a magnetic field?

Accepted Answer

A compass needle lines up with it

Answer

All things fall toward the center

Answer

The wind blows from east to west

Answer

Earth's oceans all have currents.

Question 30

What is a maglev?

Accepted Answer

a train that is super fast and used magnets to make it move

Answer

a really powerful magnet that is used in medicine

Answer

a ride at Disneyland

Answer

a new type of flashlight that runs on magnets.

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