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- 1. Multiple ChoiceWhich of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?Chemical to lightElectrical to chemicalElectrical to lightChemical to electrical
- 2. Multiple Choice
Which of the following shows an energy transformation from chemical to electrical to light energy?
A bolt of lightning lights the night sky.
A candle glows brightly in the dark.
A fire in a fireplace lights up a room.
A battery causes a flashlight to shine.
- 3. Multiple ChoiceWhat energy transformations take place when a battery-operated radio is in use?Electrical to chemical to lightSound to chemical to mechanicalChemical to electrical to soundLight to electrical to thermal
- 4. Multiple ChoicePeople get energy from the food that they eat and transform that energy as they move. Which energy transformations occur as a student rapidly rubs the palms of his hands together?mechanical to thermal to electricalchemical to mechanical to thermalmechanical to chemical to soundchemical to sound to electrical
- 5. Multiple Choice
Energy can be created or destroyed.
True
False
- 6. Multiple Choice
A television works by transforming electrical energy into what other kinds of energy?
Light, thermal, and sound
Thermal, chemical, and nuclear
Sound, mechanical, and solar
Chemical, light, and mechanical
- 7. Multiple ChoiceWhich of the following shows the correct order of the energy transformations that occur when green plants produce their food from the Sun’s energy?chemical to thermallight to chemicalthermal to lightchemical to electrical
- 8. Multiple Choice
The picture shows a microwave oven. As a microwave oven is operated, electrical energy is transformed into all of the following types of energy EXCEPT —solarlightthermalmechanical - 9. Multiple Choice
Energy changes from one form to another because according to the law of conservation of energy, energy cannot be -
created or destroyed
crushed or damaged
lost or found
thermal or solar
- 10. Multiple ChoiceEnergy transformations occur when...energy is created through conductionenergy changes from one form to anothertwo forces slide together that are touchinga chemical reaction takes place
- Answer choicesTagsAnswer choicesTags