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- 1. Multiple Choice
The roller coaster cart has the most gravitational potential energy at position-WXYZ - 2. Multiple ChoiceAt what position does the rock have the greatest kinetic energy?ABDE
- 3. Multiple ChoiceWhich of these items converts electrical energy to heat energy?refrigeratorshowerhair dryercalculator
- 4. Multiple ChoiceThe heat from a hot burner to a pot is transferred by ______.convectioninsulationradiationconduction
- 5. Multiple Choice
The Law of Conservation of Energy states:
Energy can be created or destroyed but not transformed
Energy cannot be created or destroyed, it can only transform
Energy can't be created, destroyed or transformed
Energy only exists on Earth
- 6. Multiple Choice
Which of the methods of generating electricity does NOT use alternative (green) energy resources?
Burning coal in a power plant
Turbines spinning in dam
Solar panels taking in light energy
Drilling wells to reach heat deep inside the earth
- 7. Multiple ChoicePotential Energy is:the energy of motionalways conservedstored energynot a form of energy
- 8. Multiple ChoiceThe ability to do work is the definition for which wordchemical energymechanical energyEnergyproduce
- 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 ChoiceWhich item would have this energy transformation: chemical energy --> electrical --> light --> thermal energy?turning on a flashlightair drying clothesdigesting an applefan blowing air
- 11. Multiple Choice
Fossil fuels are classified as nonrenewable because they.......
require expensive equipment
take millions of years to form
can be found all over
provide all the energy we use
- 12. Multiple ChoiceWater is renewable because it...can be frozenimportant to all lifecan be replaced constantlycan evaporate
- 13. Multiple Choice
Compressed springs and stretched rubber bands are examples.
Gravitational Potential Energy
Elastic Potential Energy
Radiant Energy
Kinetic Energy
- 14. Multiple ChoiceGasoline that powers a car is an example of...Nuclear energyChemical energySound energyLight energy
- 15. Multiple ChoiceThe ultimate source of energy is:The skyThe sunPlantsMovement
- 16. Multiple ChoiceThe sun warming your skin is an example of heat transfer throughconductionconvectionradiationthermal electricity
- 17. Multiple ChoiceA student is preparing a presentation about alternative energy resources. The student has found the following information:
Which alternative energy source does this information describe?Hydro energySolar energyBiofuelsWind - 18. Multiple ChoiceOne problem with ___________ energy is that it produces radioactive waste.nuclearsolartidalwind
- 19. Multiple Choice
Renewable energy resources produce less_____________ than fossil fuels.
pollution
energy
wind
light
- 20. Multiple ChoiceEnergy produced by burning organic matter such as wood, food scraps, and animal matter is called______________ energy.BiomassThermal energySolarWind
- 21. Multiple Choice
Which scenario describes a transformation of thermal energy into chemical energy?
you turn on the heater in your car
the UV light from the sun causes a sunburn
the sun's energy causes you to sweat
the oven bakes dough into bread
- 22. Multiple Choice
What are the main fossil fuels?
Coal
Oil
Natural Gas
Nuclear Energy
- 23. Multiple Choice
Nuclear Energy is made through 2 processes called...
Fission
Fusion
Fracking
Heating
- 24. Multiple Choice
In order to use the energy inside of fossil fuels, they must be...
burned
melted
crushed
cut
- 25. Multiple ChoiceOn a roller coaster, where is maximum potential energy?At the bottom of a big hillWhen going around a cornerWhen going upside downAt the top of a big hill
- 26. Multiple ChoiceOn a roller coaster, where is maximum kinetic energy?At the bottom of a big hillWhen going around a cornerWhen going upside downAt the top of a big hill
- 27. Multiple Choice
What is a renewable resource?
A resource you can reuse over and over
An object you cannot replace
Fossil fuels
A resource that has a nearly unlimited supply
- 28. Multiple ChoiceThis power plant produces electricity most likely by using -fossil fuelsbiofuelssolar energygeothermal energy
- 29. Multiple Choice
All of the following are considered renewable energy sources EXCEPT –
Wind
Coal
Biomass
Solar
- 30. Multiple ChoiceWhat characteristic do all renewable resources share?Produced by waste productsForm underground from dead organisms.Replaced in a short period of timeAllow energy to pass through them easily
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