Question 1

What is the name of the the region of space around a magnet where a magnetic material will experience a force?

Accepted Answer

magnetic field

Answer

magnetic shield

Answer

electric field

Answer

force field

Question 2

What happens when like and unlike poles are brought together?

Accepted Answer

like poles repel and unlike poles attract

Answer

like poles attract and unlike poles repel

Answer

like pole attract, unlike poles do nothing

Answer

they both attract

Question 3

What happens to the strength of the magnetic field as you get further away from the magnet?

Accepted Answer

decreases

Answer

no change

Answer

it starts to repel magnetic objects

Answer

increases

Question 4

Where is the magnetic field of a magnet strongest?

Accepted Answer

at the poles

Answer

at the North seeking pole

Answer

in the middle

Answer

at the South seeking pole

Question 5

In which direction do magnetic field lines always point?

Accepted Answer

north to south

Answer

south to north

Question 6

What do close magnetic field lines indicate?

Accepted Answer

stronger field

Answer

South-seeking field

Answer

weaker field

Answer

North-seeking field

Question 7

What term is used to describe a material that produces its own magnetic field?

Accepted Answer

permanent magnet

Answer

induced magnet

Answer

ferromagnetic material

Answer

electromagnet

Question 8

What term is used to describe a material that becomes magnetic when it is put in a magnetic field?

Accepted Answer

induced magnet

Answer

electromagnet

Answer

permanent magnet

Answer

ferromagnetic material

Question 9

What does a magnetic compass always contain?

Accepted Answer

small bar magnet

Answer

electromagnet

Answer

ferromagnetic material

Answer

liquid

Question 10

What is produced around a wire when an electric current flows through it?

Accepted Answer

magnetic field

Answer

nothing

Answer

electrostatic field

Answer

magnetic field similar to a bar magnet

Question 11

What affects the strength of the magnetic field around a straight wire?

Accepted Answer

current and distance from wire

Answer

resistance and direction of current

Answer

current and length of wire

Answer

resistance and current

Question 12

What effect does shaping the wire into a solenoid have on the magnetic field strength?

Accepted Answer

increases strength of magnetic field

Answer

decreases strength of the magnetic field

Answer

has no effect on the strength of the field

Question 13

Which of these actions will NOT increase the strength of the magnetic field of a solenoid?

Accepted Answer

increasing the size of the load on the electromagnet

Answer

increasing current

Answer

put an iron core inside the solenoid

Answer

increasing the coils of the solenoid

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