Law of Conservation of Energy Worksheet
Explore the Law of Conservation of Energy with this Grade 10 science worksheet, covering definitions, transformations, and applications.
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Law of Conservation of Energy
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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 cannot be created or destroyed, only transformed.
Energy is always lost as heat during transformations.
2. When a ball is thrown upwards, at its highest point, what type of energy does it primarily possess?
Kinetic energy
Potential energy
Thermal energy
Chemical energy
3. The total amount of energy in an isolated system remains .
4. When a light bulb is turned on, electrical energy is converted into energy and energy.
5. According to the Law of Conservation of Energy, energy can be created from nothing.
True
False
6. In all energy transformations, some energy is always lost as useful work.
True
False
7. Describe an example of energy transformation that demonstrates the Law of Conservation of Energy. Identify the initial and final forms of energy.
8. Observe the energy pyramid below. Explain how this diagram illustrates the concept of energy transfer and loss in an ecosystem, relating it to the Law of Conservation of Energy.
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