In this question you will gain marks for using good English, organising
information clearly and using scientific words correctly.
Some students want to build an electromagnet.
The students have the equipment shown below.
3 ㄹ
00
Insulated wire
Iron nail
Power supply
Connecting leads
Stool paperclips
Wooden clamp
and stand
Describe how the students could build an electromagnet. Include in your answer
how the students should vary and test the strength of their electromagnet.
(6)
Answers: 2
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