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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 ChoiceWhich of the following shows an energy transformation from chemical energy 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 ChoiceA television works by transforming electrical energy into what other kinds of energy?Light, thermal, and soundThermal, chemical, and solarSound, mechanical, and electricalLight, chemical, and mechanical
- 6. 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
- 7. 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 - 8. Multiple ChoiceWhich energy conversion is taking place when you put gasoline in a car?thermal -> electricalmechanical -> electricalchemical -> mechanicalmechanical -> electromagnetic
- 9. 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
- 10. Multiple ChoiceAccording to the Law of Conservation of Energy, energy cannot be _________ or ____________.destroyed, destroyedcreated, savedcreated, destroyedlost, found
- 11. Multiple Choicewhat type of energy is stored in a battery?electricalchemicalthermalmechanical
- 12. Multiple ChoiceMechanical Energy is transferred to _____ Energy.SolarMechanicalElectricalPotential
- 13. Multiple ChoiceElectrical Energy is transferred to _____ Energy.ThermalSolarElectricalNone
- 14. Multiple ChoiceElectrical -> Mechanical -> SoundA triple beam balance measuring an object’s massA pencil sharpener plugged into a wall outletA projector displaying a diagram on the screenA working flashlight used to light up a dark corner
- 15. Multiple ChoiceWhich energy transformation occurs in a toaster?chemical to electricelectric to thermalkinetic to chemicalthermal to potential
- 16. Multiple ChoiceTurning on a lamp is an example of energy transformation from electrical to 3 forms of energy. Which of these is NOT created by the lamp?radiantlightheatchemical
- 17. Multiple ChoiceIn energy transformations, "wasted energy" usually takes what form?heatchemical energylightsound waves
- 18. Multiple ChoiceWhat kind of energy is represented in the picture?ThermalChemicalSoundNuclear
- 19. Multiple Choice
What energy transformation occurs as howler monkeys loudly call to each other in the forest?
Chemical --> Mechanical --> Sound
Chemical --> Sound --> Thermal
Sound --> Chemical --> Radiant
Mechanical --> Chemical --> Sound
- 20. Multiple Choice
A teacher rubbed a match against a piece of sandpaper. The match started to burn. Which statement best describes the energy changes that occurred?
The chemical energy stored in the match changed to thermal energy and light energy.
The thermal energy stored in the match changed to light energy and chemical energy.
The light energy and thermal energy stored in the match changed to mechanical energy.
The light energy and thermal energy stored in the match changed to chemical energy.
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