The atmosphere has many roles, including:
provides gases for respiration and photosynth...
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Physics, 22.06.2019 09:00
The pressure proportional to the area a- inversely b- directly c- increase d-decrease
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If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?
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Physics, 22.06.2019 12:30
Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?
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