Todays atmosphere Flashcards
1
Q
How can air be separated to see the different gases present?
A
Fractional distillation
2
Q
How are gases changed in the atmosphere?
A
By burnin fossil fuels, deforestation and volcanoes erupting
3
Q
What effect does burning fossil fuels have on the atmosphere?
A
It releases a lot of carbon dioxide I tot the atmosphere
4
Q
What happens in a chemical reaction?
A
No atoms are created or destroyed
5
Q
What are the levels of gases in the atmosphere?
A
78% Nitrogen 21% Oxygen 1% Argon 0.03% carbon dioxide Trace gases - tiny amounts
