Physics, 15.06.2021 19:30 cefindley14
If you climb to the top of a ladder, you have gravitational potential energy than when you are standing on the ground.
Answers: 1
Physics, 21.06.2019 13:30
The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute
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Physics, 21.06.2019 23:30
What are chlorofluorocarbons and what impact do they have on the atmosphere?
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Physics, 22.06.2019 00:00
Name three different units of energy used to measure heat and describe what type of situations each is usually used.
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Physics, 22.06.2019 12:20
Electric field of the earth. the earth has a net electric charge that causes a field at points near its surface equal to 150 n> c and directed in toward the center of the earth. (a) what magnitude and sign of charge would a 60-kg human have to acquire to overcome his or her weight by the force exerted by the earthās electric field? (b) what would be the force of repulsion between two people each with the charge calculated in part (a) and separated by a distance of 100 m? is use of the earthās electric field a feasible means of flight? why or why not?
Answers: 2
If you climb to the top of a ladder, you have gravitational potential energy than when you are stan...
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