Physics, 29.06.2019 19:30 awdadaddda
A59-kg woman eats a 583 calorie (583 kcal) jelly doughnut for breakfast. (a) how many joules of energy are the equivalent of one jelly doughnut? j (b) how many steps must the woman climb on a very tall stairway to change the gravitational potential energy of the woman-earth system by a value equivalent to the food energy in one jelly doughnut? assume the height of a single stair is 15 cm. stairs (c) if the human body is only 29% efficient in converting chemical potential energy to mechanical energy, how many steps must the woman climb to work off her breakfast? stairs
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Physics, 21.06.2019 20:10
Select the correct answer. anna will wear a black dress when she attends het cousin's wedding. which color(s) does the dress absorb? a. all colors b. no colors c. red and green d. white
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Physics, 22.06.2019 04:00
However, had it been a real sound, the sound's pitch would have been increased by the doppler effect, since the falcon was moving the source of the sound. perpendicular to away from towards at the same speed as
Answers: 1
A59-kg woman eats a 583 calorie (583 kcal) jelly doughnut for breakfast. (a) how many joules of ener...
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