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their characteristics Magnets and their characteristics

Questions to think about… What are the characteristics of a magnet? What is a magnet? What are some uses of magnets in everyday objects?

What is a magnet? Magnets come in different shapes and sizes. Magnets can be made of iron or steel. Magnets can have a pull or push effect on objects. U-shaped magnet bar magnet button magnet rod magnet ring magnet horseshoe magnet

What are the characteristics of a magnet? A magnet attracts an object when the object is pulled towards the magnet. What types of objects do magnets attract? What types of objects do magnets repel?

What are the characteristics of a magnet? Attracts magnetic materials Objects made of metals like iron and steel are attracted to a magnet. These are known as magnetic materials. iron nails

What are the characteristics of a magnet? Attracts magnetic materials Not all metals are magnetic. These are called non-magnetic metals. Metals like gold, aluminium, silver and copper cannot be attracted to a magnet. Coins made of non-magnetic metals cannot be attracted to a magnet.

What are the characteristics of a magnet? Attracts magnetic materials All non-metals such as plastic, wood, rubber and glass cannot be attracted to a magnet. These materials are called non-magnetic materials. Can you think of other materials that are non-magnetic?

What are the characteristics of a magnet? Has two poles where attraction is the strongest The ends of a magnet are called its poles. A magnet has a North pole and a South pole. The paperclips are mostly attracted to the poles of the magnet.

What are the characteristics of a magnet? Unlike poles attract and like poles repel The North poles of the magnets push each other apart. N S When two like poles are brought together, they push each other away. The same thing happens when the South poles face each other. This shows that like poles repel.

What are the characteristics of a magnet? Unlike poles attract and like poles repel The North pole and South pole of the magnets are pulled together. This shows that unlike poles attract. N S

What are the characteristics of a magnet? Comes to rest in the North-South direction when freely suspended This magnet is suspended by a thread and allowed to turn freely. It will eventually come to rest in the North-South direction.

What are the characteristics of a magnet? Comes to rest in the North-South direction when freely suspended The pole pointing to the North is called the North pole. The pole pointing to the South is called the South pole. North pole South pole

What are the characteristics of a magnet? A magnet is used to make a compass because it always points in the North-South direction.

What are some uses of magnets in everyday objects? How do the chess pieces remain on the chess board? A magnet is hidden inside the rubber tube around the refrigerator door. How does it keep the door tightly shut?

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