Airflow lifts a 3.6 kg bird 50 m up.
a) How much work was done by the flow?
b) How much did its gravitational potential energy increase?
A bird flies at a speed of 2.3 m/s if it has 14 J of kinetic energy. What is its mass?
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Airflow lifts a 3.6 kg bird 50 m up. a) How much work was done by...
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