level: Magnetic fields
Questions and Answers List
level questions: Magnetic fields
| Question | Answer |
|---|---|
| Where on a magnet is the magnetic field the strongest? | At the poles |
| What are the 2 key features of permenant magnets? | 1)it produces its own magnetic field 2)the magnetic field cannot be turned on and off - it is there all the time |
| What are the 2 key features of induced magnets? | 1)they are only attracted by other magnets, they are not repelled 2)they lose most or all of their magnetism when they are removed from the magnetic field |
| What are the 2 key features of induced magnets? | 1)they are only attracted by other magnets, they are not repelled 2)they lose most or all of their magnetism when they are removed from the magnetic field |
| What is a magnetic field? | the reigon around a magnet where a force acts on another magnet or magnetic material. |
| How can you detect a magnetic field? | A compass contains a small bar magnet on a pivot so that it can rotate. The compass needle points in the direction of the Earth's magnetic field, or the magnetic field of a magnet. |