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Worksheetsconservation Of Energy
Total questions: 10
Worksheet time: 7mins
The Law of Conservation of Energy states:
Energy can created or destroyed but not transformed
Energy cannot be created or destroyed, it can only transformed
Energy can't be created, destroyed or transformed
Which of the following is an example of energy transformation according to the law of conservation of energy?
A car engine converting chemical energy from fuel into kinetic energy.
A battery losing all its energy without any output.
A light bulb creating energy from nothing.
A wind turbine destroying wind energy.
In a closed system, if the potential energy decreases, what happens to the kinetic energy according to the law of conservation of energy?
The kinetic energy remains the same.
The kinetic energy decreases.
The kinetic energy increases.
The kinetic energy is destroyed.
Which of the following statements is true according to the law of conservation of energy?
The total amount of energy in a closed system can change.
Energy can be created in a closed system.
The total amount of energy in a closed system remains constant.
Energy can be destroyed in a closed system.
