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Questions (3)
How fast would an object hit the ground if it fell from 10m?
3 answers
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A 4 kg ball has 50 J of kinetic energy. How fast is it moving? How fast would the ball need to be thrown?
15 answers
158 views
"the rwandan genocide proves that god does not exist" give 4 for points and give 4 against points in your essay. refer to
5 answers
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Answers (7)
A 4 kg ball has 50 J of kinetic energy. How fast will it need to be thrown? a) 300 m/s b) 24.5 m/s c) 600 m/s d) 17.3 m/s
A 4 kg ball has 50 J of kinetic energy. How fast will it need to be thrown? 300 m/s 24.5 m/s 600 m/s 17.3 m/s
its not 5m/s
A 4 kg ball has 50 J of kinetic energy. How fast will it need to be thrown?
What energy transfer is happening in a rocket at lift off?
A snake slithers up a giant sand dune at 2 m/s. How far will it have moved in a minute?
why is it not 5m/s
