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Results tagged with core
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user 2470
For questions about the Earth's core. The center of the Earth is primarily iron-nickel.
2
votes
Terraforming and maintaining a habitable atmosphere on Mars
It depends on what gases one wants the atmosphere to contain. Mars has a lower gravitational acceleration than Earth, mainly due to is smaller size. This lower level of gravity, combined with the smal …
- 25.1k
4
votes
How much of the Earth's heat is caused by the hot centre?
Given the insulating effect of 6370 km of rock (the average radius of the Earth) & its low thermal conductivity, if the temperature at the center of the earth was 18 °C it contribution to warming the …
- 25.1k
8
votes
Accepted
Digging depth and heat
The heat equilibrium depth will vary for different locations due to:
Differences in geothermal gradient at different locations (heat emitted by rock). It is generally accepted that the global geothe …
- 25.1k