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Physics, 23.03.2021 04:40 angelaguero9877
A 3000kg roller coaster tops a 65m hill with a speed of 3m/s. It then rolls down to a dip 10m off the ground and climbs up to a small hill 20m above the ground. What is its KE and speed at the end?
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A 3000kg roller coaster tops a 65m hill with a speed of 3m/s. It then rolls down to a dip 10m off th...
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