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- 1. Multiple Choice
Which of these objects converts light to chemical energy?
A. ethanol plant
B. light bulb
C. corn
D. solar cell
- 2. Multiple Choice
Which energy path shows one way energy can get to a light bulb?
sun → water → dam → light bulb
sun → air → wind turbine → light bulb
sun → corn → ethanol plant → light bulb
All of the answers are correct.
- 3. Multiple Choice
What source of energy causes winds to blow around the Earth?
wind turbines
the Sun
the ocean
a chicken
- 4. Multiple Choice
What is electrical energy converted to inside a toaster?
thermal energy and light
nuclear energy
chemical energy
kinetic energy
- 5. Multiple Choice
What do wind turbines, hydroelectric dams, and ethanol plants have in common?
All produce electrical current without pollution.
All use generators to produce electrical current.
All convert gravitational potential energy to electrical current.
All convert thermal energy to electrical current.
- 6. Multiple Choice
The following is a possible energy conversion path:
Sun - Solar Panels - Toaster
True
Flase
- 7. Multiple Choice
Which of the following converts sunlight into sugars?
a toaster
corn
solar panels
a hydroelectric dam
- 8. Multiple Choice
Where does a chicken get its energy?
directly from the Sun in the form of solar energy
from its food in the form of chemical energy
from running around in the form of kinetic energy
from flying up tp the roof of a barn in the form of potential energy
- 9. Multiple Choice
Which of the following is stored energy that exists based on the position of an object?
chemical energy
thermal energy
kinetic energy
gravitational potential energy
- 10. Multiple Choice
Fossil fuels _______________________________. That means there is a limited supply. Once the world runs out, there is no way to get more.
are clean-burning
are non-renewable resources
came to Earth on comets
are found in fossilized sea shells
- 11. Multiple Choice
Which of the following is the cleanest way to produce electricity?
- 12. Multiple Choice
Where on the track does the roller coaster train have the greatest potential energy?
Point 1
Point 2
Point 3
Point 4
Point 5
- 13. Multiple Choice
Which energy transformation below occurs in a blow dryer?
electrical ----> thermal
electrical -----> chemical
chemical -----> thermal
thermal ------> electrical
- 14. Multiple Choice
This diagram is showing which of the following transformations?
light energy ----> thermal energy
thermal energy ----> light energy
light energy ----> chemical energy
chemical energy ----> light energy
- 15. Multiple Choice
Which is an example of potential energy?
A child is hopping down the sidewalk.
A horse is galloping in a field.
A person is sitting on a horse.
A car is driving on the street.
- 16. Multiple ChoiceWhat kind of energy does this device use?ChemicalElectricalThermalChemical
- 17. Multiple ChoiceWhat kind of energy is represented in the picture?ThermalChemicalSoundNuclear
- 18. Multiple ChoiceA battery converts what type of energy to another?sound to kineticlight to heatmechanical to electricalchemical to electrical
- 19. Multiple ChoiceHigh temperature is connected to:Low kinetic energy.High kinetic energy.Zero net energy.Equal kinetic energies.
- 20. Multiple Choice
What is the energy conversion when a wind turbine turns to provide energy to a power grid?
electrical to potential
potential to kinetic
kinetic to electrical
nuclear to heat
- Answer choicesTagsAnswer choicesTags