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- 1. Multiple ChoiceLike poles of a magnet do what?repelattractnothing
- 2. Multiple ChoiceWhat device makes a fan plugged into the wall spin?generatorbatteryelectromagnetelectric motor
- 3. Multiple ChoiceWhat is a wire in a circuit wrapped around an iron core called?electromagnetgeneratorelectric motor
- 4. Multiple ChoiceUnlike poles of a magnet do what?repelattractnothing
- 5. Multiple ChoiceIf a light bulb is added to a circuit and it turns on, what can we say about this circuit?openincompleteunbrokenoff
- 6. Multiple ChoiceWhat energy transformation takes place in a battery powered fan that is spinning?kinetic to chemical to electricalchemical to kineticchemical to electrical to kineticelectrical to kinetic to chemical
- 7. Multiple ChoiceWhat is a complete path through which electric charges can flow called?magnetic poleelectric circuitelectric resistancemagnetic field
- 8. Multiple ChoiceWhat is the force of attraction or repulsion of magnetic materials?electricitymagnetismenergyelectromagnetism
- 9. Multiple ChoiceWhat are huge wheels that rotate when pushed by water, wind, or steam?magnet wheelsturbinesbatteriesgenerators
- 10. Multiple Choice
What device changes mechanical kinetic energy into electrical energy?
electric motor
insulator
electromagnet
generator
- 11. Multiple ChoiceWhat device changes electrical energy to mechanical energy?electromagnetelectric motorconductorgenerator
- 12. Multiple ChoiceWhat do you make if you wrap a current-carrying wire around an iron bolt?electromagnetelectric motorgenerator
- 13. Multiple ChoiceWhat is the region of force around a magnet known as?magnetic fieldmagnetic polemagnetic domainlodestone
- Answer choicesTagsAnswer choicesTags