1.

Which gaseous species are present in the mesosphere and thermosphere?

Answer»

sosphere” is one of the layers of Earth's atmosphere. The mesosphere is over the layer called “stratosphere”. The layer over the mesosphere is TERMED as the thermosphere. The REGION of mesosphere commences at “50 km” (“31 MILES”) over Earth's surface and ends up to “85 km” (“53 miles”) high. Gaseous species such as atomic oxygen and NITROGEN, MOLECULAR oxygen and nitrogen, helium and hydrogen are present in the mesosphere and thermosphere.



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