Law of Conservation of Energy

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What is the Law of Conservation of Energy?

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Energy cannot be created or destroyed, it can only be transformed from one form to another.

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What is Potential Energy (PE)?

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Energy stored in an object due to its position or state.

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What is Kinetic Energy (KE)?

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Energy of an object due to its motion.

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Give an example of Potential Energy.

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A flashlight turned off has Potential Energy because it has the potential to turn on.

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Give an example of Kinetic Energy.

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A moving car has Kinetic Energy because it is in motion.

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What factors affect Gravitational Potential Energy?

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Mass of the object, height above the ground, and gravitational acceleration.

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How do you calculate Gravitational Potential Energy?

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GPE = mass (kg) × height (m) × gravitational acceleration (9.8 m/s²).

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Which type of energy is associated with objects at rest?

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Potential Energy.

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Which type of energy is associated with objects in motion?

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Kinetic Energy.

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What happens to energy in a closed system according to the Law of Conservation of Energy?

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The total energy remains constant; it can change forms but cannot be lost or gained.

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