Webnoun. me· so· sphere ˈme-zə-ˌsfir. ˈmē-, -sə-. : the part of the earth's atmosphere between the stratosphere and the thermosphere in which temperature decreases … WebThe outermost layer of the atmosphere and the layer above the thermosphere is the exosphere. Exosphere is derived from the Greek word, where ‘exo’ means outer or external. The region where the exosphere ends, space begins. The Exosphere gradually merges and fades into the vacuum of space. Air density in this region is extremely thin as ...

Atmosphere - Definition, Layers of Atmosphere, …

Webthermosphere in American English. (ˈθɜrməˌsfɪr ) noun. the atmospheric zone or shell located above the mesopause beginning at an altitude of c. 85 km (53 mi) and … kycklingkebab i pitabröd

The Mesosphere Center for Science Education

WebGases in Earth's Atmosphere. Nitrogen and oxygen are by far the most common gases in Earth's atmosphere. Dry air is composed of about 78% nitrogen (N 2) and about 21% oxygen (O 2).The remaining less than 1% of the atmosphere is a mixture of gases, including Argon (Ar) and carbon dioxide (CO 2).The atmosphere also contains varying … WebThe thermosphere is one of five layers of the earth's atmosphere. The other four layers include the troposphere, stratosphere, the mesosphere, and exosphere. The thermosphere is the atmosphere's fourth layer, located above the mesosphere and below the exosphere. The thermosphere begins at a distance of approximately 53-56 miles above the earth's … WebEarth's atmosphere is the layer of gases that surrounds our planet. Gravity keeps the gases from drifting off into space. Three-quarters of the atmosphere is located within 11 kilometers of the Earth's surface. The atmosphere thins out as Earth's gravitational pull decreases. The atmosphere becomes thinner and thinner as the distance from Earth ... kycklingkebab ica kvantum