Physics, 15.10.2019 08:10 briannamaee13
An elevator moving down passes its neighbor, an elevator moving up. their speed relative to one another is 8 m/s. what is the velocity of each elevator relative to someone standing on the first floor? assume that the elevators are traveling at the same speed, and that the upward direction is positive.
Answers: 1
Physics, 23.06.2019 00:50
Which sentences describe point source pollution? in this type of pollution, the source of the pollution is single and easily identifiable. when runoff water from the melting of snow mixes with debris, it creates pollution. the runoff water, mixed with pollutants, reaches large areas with disastrous effects. alternatively, when a wastewater treatment plant releases harmful chemicals into a stream, the chemicals pollute the stream water because they are not treated for safety.
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Physics, 23.06.2019 09:50
If one object has a large redshift and another object has a small redshift, what can we conclude about these two objects?
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Physics, 23.06.2019 10:40
This battery has a difference in potential energy between the positive terminal and negative terminal which units express this difference in energy
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