Physics, 27.08.2020 05:01 stevend0599

An object has a mass of 20kg, what is its weight on Earth?

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Physics, 22.06.2019 04:30, tayveon122

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Physics, 22.06.2019 04:30, AShevel6767

In a system, when potential energy decreases, then entropy also decreases. true false

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Physics, 22.06.2019 10:20, yofavvlele

Assume that a person skiing high in the mountains at an altitude of h = 15100 ft takes in the same volume of air with each breath as she does while walking at sea level. determine the ratio of the mass of oxygen inhaled for each breath at this high altitude compared to that at sea level. assume that the air composition (i. e. % of air that is oxygen) is the same at sea level as it is at 15100 ft.

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Physics, 22.06.2019 16:00, 6FOOT

The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.