Energy Transformations
Explore different forms of energy and how energy transforms from one form to another in various systems.
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Energy Transformations
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Read each question carefully and answer to the best of your ability. Show your work where applicable.
1. Which of the following is an example of chemical energy being transformed into light and heat energy?
A toaster heating bread
A flashlight shining
A car moving
A battery charging
2. What type of energy is stored in a stretched rubber band?
Kinetic energy
Thermal energy
Potential energy
Electrical energy
3. The Law of Conservation of Energy states that energy cannot be created or , only transformed from one form to another.
4. When a plant uses sunlight to make food, energy is converted into chemical energy.
5. Describe the energy transformation that occurs when you turn on a light bulb.
6. An energy pyramid shows how energy is transferred from one trophic level to the next in an ecosystem.
True
False
7. When you rub your hands together, mechanical energy is transformed into sound energy.
True
False
Match the energy form to its primary transformation.
8. Electrical Energy
a. Movement of an object
9. Chemical Energy
b. Energy in food or fuel
10. Kinetic Energy
c. Powers appliances