Quiz about Electric and Magnetic Fields

Question 1

A magnetic field is...

Accepted Answer

a non-contact field force located around a magnet.

Answer

a contact field around an electrically charged object.

Answer

a non-contact field around an electrically charged object.

Question 2

An electric field is...

Accepted Answer

a non-contact field around an electrically charged object.

Answer

a non-contact field force located around a magnet.

Answer

a contact field around an electrically charged object.

Question 3

How can you produce a magnetic field?

Accepted Answer

By running a current through a wire.

Answer

By stringing magnets together.

Answer

They cannot be produced.

Question 4

What is a current?

Accepted Answer

a flow of electrons.

Answer

the contact field force around charged objects.

Answer

the movement of protons in a metal element.

Question 5

A compass changes direction based on the location on the Earth. This is evidence that the Earth has ...

Accepted Answer

a magnetic field.

Answer

an electric field.

Answer

<p>volcanos.</p>

Question 6

In order to increase a current you would need to ...

Accepted Answer

increase the movement of a magnetic field.

Answer

decrease the movement of a magnetic field.

Answer

decrease the number of coils in an electromagnet.

Question 7

How do you increase the magnetic field in an electromagnet?

Accepted Answer

Increase the strength of the electrical current.

Answer

Increase the length or the wire.

Answer

Increase the distance between the north and south poles.

Question 8

What is the direction of movement in a magnetic field?

Accepted Answer

North Pole to South Pole

Answer

South Pole to North Pole

Answer

East Pole to West Pole

Question 9

Electric and magnetic fields

Accepted Answer

increases when the charge increases and the distance decreases.

Answer

increase when the charge and distance increases.

Answer

increases when the charge decreases and the distance increases.

Question 10

How can you produce an electric field?

Accepted Answer

By moving a magnetic field

Answer

By running a current through wood

Answer

They cannot be produced.

Electric and Magnetic Fields

10 questions