Magnets Keynotes Quiz

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Like poles of magnets ..... when they are ...... each other.

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Unlike poles of magnets ..... when they are ...... each other.

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Magnetic force can pass through

materials such as paper.

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Magnetic force cannot pass through

materials such as steel sheet.

Multiple Choice

The poles of a magnet have the s......... magnetic strength while the middle part is the w..........

• stiffer

  weaker

• stronger

  weaker

• steeper

  weaker

Multiple Choice

Choose the keywords for electromagnet.

• iron rod

  wire coil

  stroking

  same direction

• copper rod

  wire coil

  electric current

  magnetised

• iron rod

  wire coil

  electric current

  magnetised

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When an i........ nail is placed inside a coil of w........ it can be m................. into an e............when flows electric c.......... flows through the wire.

Open Ended

Magnets when suspended will always rest in a ................-................. direction.

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3 ways to make a temporary magnet

1) S.............. method

2) E............. method

3) Induction method

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3 ways for magnet to lose its magnetism:

1) H..........................

2) Hammering

3) D.........................