DO NOW 4 Electricity from magnets

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Transcript DO NOW 4 Electricity from magnets

“DO NOW” #4 – P524
Standard S8P5- Recognize electricity
and magnetism as forces of nature.
• I. Electricity and Magnetism
• A. Experimentation with electricity
• 1. Who was Hans Oersted and what did he
do?
• 2. Describe a solonoid and what is it used for.
• 3. Why does a current-carrying wire cause a
compass needle to move?
• 4. What was Faraday trying to do in his
experiment?
• 5. What energy change happens in an electric
generator?
PROJECTS DUE FRIDAY
3/9/12
• 6. An electric current is induced only when
________________________________.
• 7. What are the 3 sources of energy that
are used to generate electrical energy?
• 8. Define AC/DC.
• 9. Do the MATH PRACTICE p528.
• 10. Make a Venn diagram of a step up and
a step down transformer.