Energy Transformation Worksheet
Explore the principles of energy transformation, conservation of energy, and different forms of energy with this Grade 11 Science worksheet.
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Energy Transformation Worksheet
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Read each question carefully and answer to the best of your ability. Show all your work for calculation-based problems.
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 transformed from one form to another, but it cannot be created or destroyed.
The total amount of energy in the universe is constantly decreasing.
2. In a hydroelectric power plant, which energy transformation occurs?
Electrical to potential to kinetic
Kinetic to potential to electrical
Potential to kinetic to electrical
Chemical to thermal to electrical
3. The energy stored in the bonds of chemical compounds is called energy.
4. When a light bulb is turned on, electrical energy is transformed into energy and energy.
5. The efficiency of an energy transformation is the ratio of energy to energy.
6. Thermal energy is always a byproduct of energy transformations.
True
False
7. A perpetual motion machine is possible if friction is completely eliminated.
True
False
8. Describe the energy transformations that occur when a person jumps on a trampoline, starting from when they push off the trampoline until they reach their maximum height.
9. Analyze the energy flow in the provided energy pyramid. Explain why only a fraction of energy is transferred from one trophic level to the next.
10. Discuss the environmental implications of inefficient energy transformations in various technologies. Provide at least two examples and suggest ways to improve energy efficiency.