Physics, 22.01.2021 07:10 phillipfruge3
Why is it difficult to use the law of conservation of energy to calculate the
effects of a collision?
A. Energy is not conserved.
B. Energy is only conserved during inelastic collisions.
C. Energy is destroyed during a collision.
D. Energy is converted to heat during a collision.
Answers: 3
Physics, 21.06.2019 20:30
When you drop a pebble from height a it reaches the ground with speed v if there is no air resistance. from what height should you drop it so it will reach the ground with three times the speed? (a) 9m (b) 3m (c) 6m (d) 18m
Answers: 2
Physics, 22.06.2019 02:30
Acar moves at 12m/s and coasts up a hill with a uniform acceleration of -1.6m/s2. how far has it traveled after 6.0s?
Answers: 1
Why is it difficult to use the law of conservation of energy to calculate the
effects of a collisio...
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