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Answer on Other Physics Question for Angel

Question #70956
1. Determine the kinetic energy of a 625-kg roller coaster car that is moving with a speed of 18.3 m/s.

2. If the roller coaster car in the above problem were moving with twice the speed, then what would be its new kinetic energy?

3. A 8-kg bird 60m above the ground is flying at 25m/s. Find its potential energy and kinetic energy.
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