Physics
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Work-energy principle
Work-energy principle
How does a roller coaster climb again without engines?
Curious Corner
Sep 01, 2025
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Curious Corner
Answered 4 months ago
At the top, the coaster has potential energy. As it drops, that converts to kinetic energy. The next climb uses leftover kinetic energy. Energy constantly shifts between potential and kinetic, minus small losses due to friction.
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