This percentage of UV rays get through the ozone layer, touching us directly.
What is about 2 or 48 percent?
This layer of the atmosphere is where weather occurs and is closest to Earth's surface. What is it called?
What is the Troposphere?
What is the Hydrosphere and Biosphere?
78% of the atmosphere is made of this gas, more than any other.
What is nitrogen?
When volcanic eruptions release ash and gases into the air, which two spheres are interacting?
What is the Geosphere and Atmosphere?
Does the cryosphere contain any liquid water?
What is no?
This gas makes up 21% of the atmosphere, what we breathe.
What is oxygen?
We need this sphere because it contains EVERYTHING we need in order to live.
What is the biosphere?
What is the name of the reaction plants use to turn Carbon Dioxide into food and oxygen?
What is photosynthesis?