All Questions
Tagged with earth thermodynamics
51
questions
2
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If we harvest energy generated by Coriolis Effect of the earth, will the earth slow down?
Coriolis Effect causes strong winds in the upper atmosphere, and it's purely due to differences in the linear velocity of Earth's rotation across latitudes.
Now the Earth is spinning with the energy ...
- 45
2
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0
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237
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Maximum temperature possible on earth
What is maximum temperature that can we have on earth on a single day?
Lets say an air mass is static over an area and there is no way for air mass to move, sun warming it up would increase ...
- 167
1
vote
3
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437
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Does the thickness of earth's crust accurately correspond with the current proposed age of the earth?
The current model is that earth started as a molten ball of liquid around 4.5 billion years ago. Today, the earth's crust ranges from about 5-50KM in thickness. This is just a layman's opinion, but to ...
- 2,889
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When sunlight bounces off the Earth, why isn't the entire spectrum reflected rather than just the infrared portion?
I've read that greenhouse gases absorb and reemit sunlight, and that the infrared portion is what bounces off Earth back to space. When sunlight bounces off the Earth, why isn't the entire spectrum ...
- 5,329
0
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2
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195
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Where do atoms of H and He go when they rise in the atmosphere? [duplicate]
What happens to atoms/molecules of H and He when we let them freely fly in atmosphere do they get into space? Is there any particular way to enumerate the 'force' that drives them upwards? Does ...
- 383
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6
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Why it is colder in mountains, at high altitudes?
The conventional answer is to say that "lower temperature follows from lower pressure because temperature is average molecular energy (average speed)". For instance "Temperature is a measure of ...
- 1,013
4
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2
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Average surface temperature of Earth [duplicate]
I had a question in my school exam.
Will the average surface temperature of the Earth be lower or higher, if there was no atmosphere?
Now, the answer expected is "The avg temp will be lower, because ...
- 251
2
votes
2
answers
898
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Does radiating heat to outer space through the atmospheric transparency window have any impact on heat loss?
I was reading this article: Passive radiative cooling below ambient air temperature under direct sunlight
The authors are improving upon the age-old idea of reflecting incoming sunlight while ...
1
vote
1
answer
141
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If you dig a deep tunnel, will the rock sublimate?
If a tunnel is dug deep inside the crust (but before reaching places where the rock is liquid), how will the enormous downwards pressure manifest itself? Will the difference in pressure $(\rho_{rock}-\...
- 714
2
votes
1
answer
683
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Why does earth cool? [duplicate]
This question is boggling me for some time. We know that heat can be transferred from matter to matter and heat is nothing more than tiny atoms vibration intensity (correct me if I'm wrong). But space ...
- 197
9
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7
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How does heat actually stay kept in the carbon molecules in the atmosphere? [duplicate]
We have all learned that the earth is getting heat up because of the CO2 and CO molecules absorbing heat. However, how is heat actually kept in those molecules. When photons heat them up, their ...
1
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2
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129
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Why does most of the heat transferred on Earth come from the infrared part of the electromagnetic spectrum?
Why does the most of the heat transferred on Earth come from infrared part of electromagnetic spectrum?
2
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0
answers
123
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Could water physically makeup the core of a planet or otherwise large celestial mass?
Knowing very little about the nature of water, wondering how it might behave at the centre of a planet or centre of an another massive gravitational body.
Could water take such pressures or might it ...
- 451
6
votes
4
answers
182
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Bulk flow of air in a long tube between Antarctica and Australia?
I have a 5km diameter clear plastic tube which is open at each end and runs from the center of Antarctica to Lake Eyre in Australia. The tube is on the ground where it can be and at sea level on the ...
- 2,421
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1
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How much does increased world population contribute to global warming?
In 1974 there where 4 billion people on earth. Now in 2013 we passed 7 billion people. So the world population is nearly doubled in 40 years. Every living human being also haves a body temperature of $...
- 203