how we can make our own magnetic compass?
Answers
Answer:
Here's your answer!
Explanation:
★WHAT YOU NEED: A bowl of water, cork, sewing needle and a compass. 1 of 5.
★Rub the needle 50 times along the magnetic strip on a fridge door.
★Place the magnetised needle onto the piece of cork.
★Gently place the needle and cork into the bowl of water.
★The needle will turn and then come to a complete stop.
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Explanation:
Magnetism is an invisible force that affects materials such as iron, steel, nickel and cobalt.
A compass can be used to detect both the Earth’s magnetic field and the field around other magnets.
This guide will show you how to make your own magnetic detector, a compass.
Have a go
WHAT YOU NEED: A bowl of water, cork, sewing needle and a compass.
WHAT YOU NEED: A bowl of water, cork, sewing needle and a compass.
1 of 5
Rub the needle 50 times along the magnetic strip on a fridge door. Make sure you do this in one direction only.
Rub the needle 50 times along the magnetic strip on a fridge door. Make sure you do this in one direction only.
2 of 5
Place the magnetised needle onto the piece of cork
Place the magnetised needle onto the piece of cork.
3 of 5
Gently place the needle and cork into the bowl of water.
Gently place the needle and cork into the bowl of water.
4 of 5
The needle will turn and then to a complete stop. It will be facing magnetic north.
The needle will turn and then come to a complete stop. It will be facing magnetic north. You can check this by placing the compass next to the bowl.
5 of 5
Why does the needle move?
The needle is being affected by the Earth’s magnetic field. One end points towards magnetic north and the other end points south. You can use a compass to check which direction each end is facing.
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