When first formed the early earth was very hot. Its surface temperature was

The earth's average surface temperature has

A rise in the Earth’s surface temperature may cause

First life form on earth was a

First life form on earth was a

First life form on earth was a

First life form on earth was a

At the time of origin of life, the surface temperature of earth was

At the time of origin of life, the surface temperature of earth was

In miller's experiment to mimic early earth conditions , what was the temperature in the flask

If a satellite is orbiting the earth very close to its surface, then the orbital velocity mainly depends on