| Term | Definition |
|---|
| electromagnet | temporary magnet that gets its magnetism from electricity |
| electromagnet gets magnetism from | electricity |
| Is electromagnet permanent | no it is temporary |
| electric current gives off a | magnetic field |
| electricity can be used to make a | magnet |
| What 3 things are needed to make electromagnet | 1) soft iron core 2) coil of insulated wire 3)source of electricity |
| Is a switch needed to make an electromagnet | no, helpful but not necessary |
| do electromagnets come in different strengths | yes |
| how can you change the strength | change number of coils or change strength of electric current |
| How could you make an electromagnet stronger | wind more wire around the coil OR increase the electrical current |
Combine with other sets
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