Air and Atmosphere

Question 1

What is the composition of air?

Answer 1

78% Nitrogen,
21% oxygen
0.93% Argon
Less than 0.04% Carbon Dioxide, Nobel Gases
and Water Vapour

Question 2

What are the sources of Carbon monoxide?

Answer 2

Incomplete Combustion of Carbon-containing Substances

Incomplete combustion meaning not enough Oxygen

Question 3

What effect does Carbon Monoxide have on the health?

Answer 3

Carbon dioxide combines with the Hameoglobin, which prevents red blood cells from absorbing oxygen which can lead to death.

Question 4

What are the sources of Nitrogen Oxides (NO and NO2)?

Answer 4

• Lightining actvity
• Cars (at high temps nitrogen and oxygen from yhe air combines to form Nitrogen oxides)

Question 5

What effects does Nitrogen oxidies have on the health and enviroment?

Answer 5

irritate and damage lungs which causes breathning difficulty.
Forms Acid rain which kills marine life and corrodes buidlings

Question 6

What are the sources of Sulfur dioxide?

Answer 6

Volacanoes (contain Sulfur)
Combustion of fossil fuels (contains Sulfur)

Question 7

What are the effects that Sulfor dioxide have on the health and the enviroment?

Answer 7

It irrates eyes and causes breathing problems
Causes acird rain whihc kills marine life and corroeds buidlings