What is the best definition for atmosphere?
1 : the whole mass of air that surrounds the earth. 2 : the gas surrounding a heavenly body (as a planet) The atmosphere of Mars is made up mostly of carbon dioxide. 3 : the air in a particular place. 4 : a surrounding influence or set of conditions an atmosphere of excitement.
What are the 7 types of atmosphere?
The different layers of the atmosphere
- The Troposphere. This is the lowest part of the atmosphere – the part we live in.
- The Stratosphere. This extends upwards from the tropopause to about 50 km.
- The Mesosphere.
- The Thermosphere and Ionosphere.
- The Exosphere.
- The Magnetosphere.
What is atmosphere very short answer?
Atmosphere is the thin layer of air that surrounds the earth. It is made up of various gases such as oxygen, nitrogen, carbon dioxides, dust particles and water vapour. The gravitational force of the earth holds the atmosphere around it. It protects us from harmful rays and scorching heat of the sun.
What do you mean by atmospheric?
Definition of atmospheric 1a : of, relating to, or occurring in the atmosphere atmospheric dust. b : resembling the atmosphere : airy. 2 : having, marked by, or contributing aesthetic or emotional atmosphere an atmospheric inn also : marked by an emphasis on impression or tone.
What do you mean atmosphere?
An atmosphere is the layers of gases surrounding a planet or other celestial body. These gases are found in layers (troposphere, stratosphere, mesosphere, thermosphere, and exosphere) defined by unique features such as temperature and pressure.
What is atmospheric resources in geography?
(a) Atmospheric resources: Are those elements such as wind, water, sunlight and gases which are of benefit to man, animals and plants.
Why is it called atmosphere?
An atmosphere (from Ancient Greek ἀτμός (atmós) ‘vapour, steam’, and σφαῖρα (sphaîra) ‘sphere’) is a layer of gas or layers of gases that envelope a planet, and is held in place by the gravity of the planetary body.
What is an atmospheric oxygen?
Atmospheric oxygen refers to the abundance of molecular oxygen,O2, in the atmosphere; especially in the troposphere that allows life to flourish. Atmospheric oxygen is the most important need humans have, even more important than food).
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