Question

III. Answer the following questions in one sentence.
1. Name the natural magnet found in rocks.
2. Name two magnetic materials.
3. Name two non-magnetic materials.
What happens if the like poles of two magnets are brought close to each other.
5.
Where will you find the maximum òmagnetic force in a magnet?

IV. Answer the following questions in two sentences.
1. Distinguish between magnetic and non-magnetic materials giving examples.
2. What property of a magnet is used to make a compass?
3. What will happen if a bar magnet is cut into four pieces?
4. How should two magnets be stored to avoid losing their magnetism?
5. How is a compass helpful to sailors?
6. What happens when a permanent magnet is kept in contact with an iron nail
for many days?​



please give the answer n full explaination

Answer 1

Answer:

question No.1

A lodestone is a naturally magnitized piece of the mineral magnetite

Answer 2

1.lodestones.

2.cobalt,iron

3.coins,leather

5.The magnetic field of a bar magnet is strongest at either pole of the magnet. It is equally strong at the north pole compared with the south pole. The force is weaker in the middle of the magnet and halfway between the pole and the center.