Free oxygen
Oxygen gas
Yes. Earth's atmosphere is about 78% nitrogen.
earths crust , oceans and atmosphere
PRIMATIVE CELLThe unit cell formed by the primative a,b,c and which has only one lattice point is called primative cell
PRIMATIVE CELLThe unit cell formed by the primative a,b,c and which has only one lattice point is called primative cell
how do geologists think earths atmosphere is formed
STRATOSPHERE
It is believed that the early Earth's atmosphere did not contain significant amounts of oxygen. Oxygen began to accumulate in the atmosphere around 2.4 billion years ago due to the emergence of photosynthetic organisms.
Thermosphere, it is also the atmosphere with the highest temperatures.
Meteoritesis what we call stones that enter the earths atmosphere.
There is no atmosphere on the Earth's moon.
What is the earths atmosphere made of