Science, asked by pathakshresth9379, 1 year ago

Why are helium and hydrogen found in exosphere?

Answers

Answered by Gayatriratnam
3
Because of their low molecular weight, they can be easily escape from the atmosphere.
So,they are found in exosphere.
Answered by Anonymous
3

Answer:

The base of the exosphere is called the critical level of escape because, in the absence of collisions, lighter, faster-moving atoms such as hydrogen and helium may attain velocities that allow them to escape the planet's gravitational field.

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