Physics, 19.11.2019 09:31 miargaree1823
Using a 2.44kg sledge hammer, a railroad worker drives a 0.55kg spike into a railroad tie. the sledge hits the spike with a speed of 62 m/s. if 0.33 of the sledgeâs kinetic energy is converted to the internal energy of the sedge and spike, how much does the total internal energy increase?
Answers: 2
Physics, 22.06.2019 15:00
Lightning is an example of what phenomenon? a release of a large amount of energy an absorption of a large amount of energy a natural electric circuit a natural electric current
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Physics, 22.06.2019 15:00
You want to lose weight and have been trying to decide which type of fad diet is best for you. you ask your doctor, who responds that a. fad diets are a temporary fix but generally don't have any side effects b. fad diets can be used several times a year to maintain a healthy weight c. fad diets can be risky for your health and, in the long run, do not work d. fad diets should never be used one right after the other; there should be a break between them select the best answer from the choices provided. a b c d
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Physics, 23.06.2019 02:30
If frequency goes down, what happens to wavelength? does it get shorter or longer?
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Using a 2.44kg sledge hammer, a railroad worker drives a 0.55kg spike into a railroad tie. the sledg...
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