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Current electricity - energy - brainpop

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5. what is the function of every generator on earth? a. changing wind energy into electrical energy b. changing heat energy into electrical energy. 1 page
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Current Electricity Quiz1. What do fuel cells, batteries, and solar cells have incommon?a. They all produce static electricityb. They are all sources of direct currentc. They are all sources of alternating currentd. They can all be used to power automobiles2. What can you infer about thissource of electricity?a. It is a source of alternating currentb. It is a source of direct currentc. It is a source of static electricityd. It is a source of electromagnetic radiation3. How does alternating current differ from directcurrent?a. Alternating current produces more voltage than directcurrentb. Alternating current always flows in the same direction;the direction of a direct current switches back and forthc. Direct current produces more voltage than alternatingcurrentd. Direct current always flows in the same direction; thedirection of an alternating current switches back andforth4. How does electricity travel from power plants toyour house?a. It travels through the air as electromagnetic wave...