Which statement about friction in a system is true?
Friction converts some energy on the macroscopic scale to energy on the molecular scale.
Friction decreases the total energy of a system.
Friction increases the total energy of a system.
Friction converts some energy on the molecular scale to energy on the macroscopic scale.
Answers: 1
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Which statement about friction in a system is true?
Friction converts some energy on the macroscopi...
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