Quiz about Quiz on Magnetism

Question 1

Magnetism is generated by moving

Accepted Answer

electrons

Answer

protons

Answer

neutrons

Answer

elements

Question 2

If you place the North pole of a magnet next to the South pole of another magnet, they will:

Accepted Answer

attract

Answer

repel

Answer

nothing happens

Answer

shatter

Question 3

A paper clip is an example of a

Accepted Answer

magnetic material

Answer

insulator

Answer

bar magnet

Answer

non magnetic material

Question 4

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

Accepted Answer

they repel

Answer

they attract

Answer

they cancel each other out

Answer

the strength of the magnet is doubled

Question 5

True or False. An electromagnet is a kind of magnet that can be turned on and off.

Accepted Answer

True

Answer

False

Question 6

The region around a magnet in which magnetic forces can act.

Accepted Answer

magnetic field

Answer

perimeter

Answer

domain

Answer

magnetic force

Question 7

True or False. The strongest part of the magnet is the middle part of the magnet.

Accepted Answer

False

Answer

True

Question 8

True or False. Iron and Steel can become magnetized?

Accepted Answer

True

Answer

False

Question 9

A simple electromagnet can be made with which of the following?

Accepted Answer

a nail, a wire, and a battery

Answer

an electric current

Answer

a turbine and nail

Answer

a compass and a battery

Question 10

Which of the following is NOT naturally magnetic?

Accepted Answer

copper

Answer

iron

Answer

nickel

Answer

cobalt

Question 11

How can a wire become magnetic?

Accepted Answer

run a current through it

Answer

by pointing it north

Answer

dunking it in water

Answer

heat it up

Question 12

Which of the following can make a stronger electromagnet?

Accepted Answer

all three

Answer

more coils of wire

Answer

add an iron core

Answer

more current in the wire

Question 13

What are the microscopic regions of atoms with a commonly aligned magnetic field called?

Accepted Answer

magnetic domains

Answer

micromagnets

Answer

magnetic zones

Answer

iron houses

Question 14

F = BIL If the current and magnetic field are doubled, the magnetic force on the wire

Accepted Answer

quadruples

Answer

halves

Answer

remains the same

Answer

doubles

Question 15

F = qvB If the speed and charge double, what happens to the magnetic force?

Accepted Answer

quadruples

Answer

halves

Answer

remains the same

Answer

doubles

Question 16

Magnetism is generated by moving

Accepted Answer

electrons

Answer

protons

Answer

neutrons

Answer

elements

Question 17

If you place the North pole of a magnet next to the South pole of another magnet, they will:

Accepted Answer

attract

Answer

repel

Answer

nothing happens

Answer

shatter

Question 18

A paper clip is an example of a

Accepted Answer

magnetic material

Answer

insulator

Answer

bar magnet

Answer

non magnetic material

Question 19

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

Accepted Answer

they repel

Answer

they attract

Answer

they cancel each other out

Answer

the strength of the magnet is doubled

Question 20

An electromagnet is a kind of magnet that can be turned on and off.

Accepted Answer

TRUE

Answer

FALSE

Question 21

The region around a magnet in which magnetic forces can act.

Accepted Answer

magnetic field

Answer

perimeter

Answer

domain

Answer

magnetic force

Question 22

The strongest part of the magnet is the middle part of the magnet.

Accepted Answer

FALSE

Answer

TRUE

Question 23

Iron and Steel can become magnetized?

Accepted Answer

TRUE

Answer

FALSE

Question 24

A simple electromagnet can be made with which of the following?

Accepted Answer

a nail, a wire, and a battery

Answer

an electric current

Answer

a turbine and nail

Answer

a compass and a battery

Question 25

Which of the following is NOT naturally magnetic?

Accepted Answer

copper

Answer

iron

Answer

nickel

Answer

cobalt

Question 26

How can a wire become magnetic?

Accepted Answer

run a current through it

Answer

by pointing it north

Answer

dunking it in water

Answer

heat it up

Question 27

Which of the following can make a stronger electromagnet?

Accepted Answer

add an iron core

Answer

more coils of wire

Question 28

What are the microscopic regions of atoms with a commonly aligned magnetic field called?

Accepted Answer

magnetic domains

Answer

micromagnets

Answer

magnetic zones

Answer

iron houses

Question 29

F = BIL If the current and magnetic field are doubled, the magnetic force on the wire

Accepted Answer

quadruples

Answer

halves

Answer

remains the same

Answer

doubles

Question 30

F = qvB If the speed and charge double, what happens to the magnetic force?

Accepted Answer

quadruples

Answer

halves

Answer

remains the same

Answer

doubles

Question 31

Magnetic Force is

Accepted Answer

The force of attraction or repulsion between unlike or like poles

Answer

A force of attraction between any two objects in the universe

Answer

A force that acts between objects that are electrically charged

Answer

A contact force that resist motion between two objects that are touching

Question 32

Magnetic force can cause

Accepted Answer

a push or a pull

Answer

push only

Answer

pull only

Answer

no change in motion at all

Question 33

When a magnet is brought near another magnet, the second magnet moves toward the first. The second magnet moves because of -----i----- force between them which acts ----ii-----

Accepted Answer

i-Magnetic, ii-Indirectly

Answer

i-Gravitational, ii-Directly

Answer

i-Gravitational, ii-Indirectly

Answer

i-Magnetic, ii-Directly

Question 34

Which material would a magnet pick up?

Accepted Answer

Steel

Answer

Rubber

Answer

Copper

Answer

Plastic

Question 35

A paper clip is an example of a:

Accepted Answer

magnetic material

Answer

permanent magnet

Answer

bar magnet

Answer

insulator

Question 36

Iron filings and a compass are examples of ________________

Accepted Answer

detectors

Answer

poles

Answer

temporary magnets

Answer

force

Question 37

Which of the following items cannot be magnetised

Accepted Answer

Plastic Pipe

Answer

Iron Bolt

Answer

Nickel Block

Question 38

Any material that attracts iron or materials containing iron

Accepted Answer

C. magnet

Answer

A. electric generator

Answer

B. solenoid

Answer

D. magnetic force

Question 39

Iron, Nickel and cobalt are all __________________ materials

Accepted Answer

magnetic

Answer

Shiny

Answer

poles

Answer

cold

Question 40

What is the main difference between an electromagnet and a permanent magnet?

Accepted Answer

An electromagnet can be turned on and off, while a permanent magnet cannot.

Answer

A permanent magnet can be turned on and off, while an electromagnet cannot.

Answer

Electromagnets do not have magnetic poles, while permanent magnets do.

Answer

Permanent magnets can only attract materials, while electromagnets can attract and repel.

Question 41

How can the strength of an electromagnet be increased?

Accepted Answer

By increasing the number of coils.

Answer

By decreasing the current in the coil.

Answer

By using a weaker magnetic material for the core.

Answer

By using your brain.

Question 42

A magnet will pick up an object that is made of...

Accepted Answer

iron or steel

Answer

plastic

Answer

glass

Answer

copper

Question 43

Which of the following materials is considered a ferromagnetic material?

Accepted Answer

Iron

Answer

Copper

Answer

Aluminum

Answer

Plastic

Question 44

Magnets stick to any materials that are made of

Accepted Answer

Iron, Nickel, Cobalt

Answer

Iron, Nickel, Copper

Answer

Ions, Nickel, Cobalt

Answer

Iron, Lead, Cobalt

Question 45

What do the lines around this magnet represent?

Accepted Answer

Magnetic Field

Answer

North Pole

Answer

South Pole

Answer

Magnetic Declination

Question 46

The strongest part of a magnet is...

Accepted Answer

the poles.

Answer

the bars.

Answer

the force field.

Answer

the middle.

Question 47

All magnets have _____ poles.

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 48

The strongest point on a magnet is located

Accepted Answer

At the Poles (close)

Answer

In the magnetic field

Answer

Center of the magnet

Answer

At the Poles (further away)

Question 49

In Brian's research on magnets, the strongest part of the magnet was found to be...

Accepted Answer

the poles.

Answer

the bars.

Answer

the force field.

Answer

the middle.

Question 50

Magnets have a north and a south ___________

Accepted Answer

pole

Answer

shape

Answer

color

Answer

region

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