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Magnetism and Compasses

Authored by Lisa Thompson

Science

8th Grade

NGSS covered

Magnetism and Compasses
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which is not true about magnetic field?

A magnetic object has a field around it.

The field around a magnetic object can be seen using magnetic filings.

Magnetic force in the field increases as you move away from the object.

If a second magnetic object is placed in the field it will experience repulsive or attractive force.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What would happen if you cut a magnet in half?

The material will no longer be magnetic.

One magnet will be the south pole and other the north pole.

Each half of the magnet will have a south and north pole.

Each magneti will be stronger than the original magnet.

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

One of Earth’s Magnetic Field purpose is...

To protect us from solar winds

To protect us from aliens

To give Earth energy

To make lighting storms

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The interaction between electricity and magnetism is ____.

Electromagnetism

Thermal energy

Electrical energy

Electricity

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Four plotting compasses are placed in the magnetic field of two identical bar magnets as shown in the diagram. Which compass is pointing in the wrong direction?

A

B

C

D

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The north pole of a bar magnet is placed next to end P of an iron bar PQ, as shown. As a result, magnetic poles are induced in the iron bar.

A

B

C

D

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A magnet will be attracted to the objects which are made of ____________.

steel and iron

steel and copper

aluminum and gold

copper and brass

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