Physics, 30.11.2020 01:00 brittanysanders
Which one of the following choices was not a stage in the formation of Earth's atmosphere?
A. A super-dense atmosphere composed mostly of methane.
B. A volatile atmosphere composed of carbon dioxide and water vapor.
C. An oxygenated atmosphere with nitrogen and free oxygen.
D. A primordial atmosphere composed of hydrogen and helium.
Answers: 1
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In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.
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The items in the following list are all units of matter. which is the smallest unit that retains the properties of the matter? a.) atom b.) compound c.) electron d.) element
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A200-n force is applied to the foot-operated air pump. the return spring s exerts a 2.6-n·m moment on member oba for this position. determine the corresponding compression force c in the cylinder bd. if the diameter of the piston in the cylinder is 40 mm, estimate the air pressure generated for these conditions. state any assumptions. enter a positive number for the compression force c.
Answers: 2
Which one of the following choices was not a stage in the formation of Earth's atmosphere?
A. A s...
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