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What are earths 3 main spheres?
the biosphere, the atmosphere, and the geosphere
What causes catastrophic events to occur?
The climate of the earth and the earths atmosphere
How many square miles in earths atmosphere?
The earth's atmosphere comprises a volume of gases and that cannot be measured in square miles.
Which sphere are humans part of?
Where the Earth is concerned, humans live in the 'biosphere', together with all other living matter. Overlapping the biosphere, are the hydrosphere, and the atmosphere, and below us , inside the Earth, is the lithosphere. Above the atmosphere is the stratosphere, and then the ionosphere. NB All theses 'spheres' overlap to some extent.
How is the oxygen in the atmosphere replaced?
Through oxygen cycle. Humans and animals take in oxygen and give out carbon dioxide. Plants take in carbon dioxide and give out oxygen. This ways the oxygen is circulated in the atmosphere.
What impact does earths atmosphere have on humans?
Lots.
Why is earths composition of earths atmosphere important?
The Chemical Composition of the Earth's atmosphere is important because it holds the Earth together.
Why are meteor showers not harmful to humans?
They burn high in the earths atmosphere.
Why the quality of air in the earths atmosphere largely depends on human activities?
The quality of air depends upon humans. What humans do will reflect in the atmosphere.
How do humans effect earths natural cycles?
with co2 and gassed rissing into the atmosphere
Why is chemical composition of earths atmosphere important?
The Chemical Composition of the Earth's atmosphere is important because it holds the Earth together.
What greenhouse gas produced by humans activities has dramatically increased in earths atmosphere?
CO2; Carbon Dioxide
Why is is earths atmosphere important?
The earth's atmosphere is important as it contains the life saving ozone layer. It protects the earth against the harmful UV radiations of the sun.
Why is it important that the projectile in the last question be above the Earths atmosphere?
because of Air Ressistant
Is oxygen found outside earths atmosphere?
Yes. Earth's atmosphere is about 21% oxygen. Without it, the vast majority of life we see, including humans, could not exist.
Why are saving earth's resources important?
Earths resources are the most important thing in earth besides humans with out the earths resources the human race would slowly die out.
Why is Carbon-Oxygen2 important for the earths atmosphere?
It is not, because the greenhouse affect causes global warming.
