Fun with magnets

1. Which is an example of a magnetic substance?

• Iron

• Cobalt

• Nickel

• None of these

• All of these

Tags

NGSS.MS-PS2-3

2. ______________ is the only natural magnet

3. When a magnet is suspended freely it aligns itself in __________ direction?

• North

• East

• North - east

• South - west

• North - South

4. Like poles of a magnet _________ each other.

• Attract

• Repel

• All of these

• None of these

• Both a and b

5. When a bar magnet is brought near iron dust, most of the dust sticks

• near the middle

• equally everywhere

• near two ends

• at the middle and ends

Tags

NGSS.MS-PS2-5

6. Choose the wrong statement

• Heat can destroy magnetic properties of a magnet.

• Magnets are made up of different materials and different shapes.

• There is a maximum attraction in middle of a magnet.

• Magnetite does not show magnetic properties.

Tags

NGSS.MS-PS2-3

7. The magnetic properties of a magnet cannot be destroyed by

• hammering

• heating

• dropping on a hard surface

• boiling

8. Which two ends of a magnet are called magnetic poles?

• North pole

• South pole

• North and south pole

• Self demagnetisation

9. _____________ is the surest of magnetism.

• Attraction

• Repulsion

• Rotation

• None

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

10. _______________ is a device used by pilots and navigators to find directions

• Barometer

• Thermometer

• Magnetic compass

• None of these