noun🔗ShareThe layer of the Earth's atmosphere that is directly above the stratosphere and directly below the thermosphere."Satellites need to be above the mesosphere because the air is too thin to provide lift for airplanes, but thick enough to cause too much drag for long-term satellite orbits. "spaceastronomygeographyenvironmentscienceweatherChat with AIVocabulary GamePractice Reading
noun🔗ShareThe part of the Earth's mantle below the asthenosphere and above the outer core."Geologists study the Earth's interior layers, including the mesosphere, which lies between the asthenosphere and the outer core. "geologyphysicsnaturescienceenvironmentChat with AIVocabulary GamePractice Reading
