1. Describe three parts of the experimental procedure used to study electromagnets that you think were essential to getting good results.
2. How did building and testing an electromagnet help you better understand electricity and magnetism?
3. How would you know that the magnetism of an electromagnet occurs because of an electric current? How would you know the magnetism was not from another source?
4. Power lines carry electricity constantly. What does this mean about the area around the power lines?
Answers: 2
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When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell
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1. Describe three parts of the experimental procedure used to study electromagnets that you think we...
History, 28.06.2019 23:30
History, 28.06.2019 23:30
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History, 28.06.2019 23:30
English, 28.06.2019 23:30