Energy Conversions Worksheet
Explore different forms of energy and how they are converted from one form to another with this Grade 10 science worksheet.
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Energy Conversions
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Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Which of the following best describes the Law of Conservation of Energy?
Energy can be created but not destroyed.
Energy can be destroyed but not created.
Energy can be converted from one form to another but cannot be created or destroyed.
Energy is always lost during conversion.
2. In a hydroelectric power plant, which energy conversion occurs?
Chemical to Electrical
Kinetic to Potential
Potential to Kinetic to Electrical
Thermal to Mechanical
1. When a light bulb is turned on, electrical energy is converted into energy and energy.
2. Photosynthesis in plants converts energy into energy.
1. Describe the energy conversions that occur when a person rides a bicycle up a hill and then coasts down the other side.
Match the energy conversion with the correct example.
1. Chemical to Thermal
a. Solar panel
2. Light to Electrical
b. Burning wood
3. Electrical to Sound
c. Radio
1. All energy conversions are 100% efficient, with no energy lost as heat.
True
False
2. A battery converts chemical energy into electrical energy.
True
False
Observe the energy pyramid below and answer the question.
1. Explain how energy is transferred and converted through the different trophic levels in an ecosystem as shown in the energy pyramid.