1. why does earth's moon have no atmosphere
- the average temp is too high
-there are n...
Physics, 05.02.2020 13:03 hardwick744
1. why does earth's moon have no atmosphere
- the average temp is too high
-there are no plants to release oxygen
-the moon is too far from earth
-the moon's gravity is too weak to hold onto gas molecules
2. on the moon , maria are
-meteoroid craters
-low flat plains
-rough mountains
-lunar seas filled with water
Answers: 1
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A30 kg weight lies on top of a massless piston of area a = 0.01 m2 the exterior air is at a (constant) p =1 atm and t = 27 c. the interior gas is 0.4 moles of (ideal) n2 and it has initial temperature 27.00 degrees c. 1. what is the initial pressure in the interior? a. 29.4 kpa b. 130.7 kpa c. 101.3 kpa the next three questions concern what happens when an amount of heat q is slowly added to the interior, raising the piston by 1 mm and raising the interior temperature to 27.40 c
Answers: 3
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Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.
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