earth atmosphere

Question 1

hat was the earths early atmosphere made up of

Answer 1

carbon dioxide and nitrogen

Question 2

how were the oceans made

Answer 2

water vapour from volcanoes that condensed

Question 3

name 2 ways co2 levels decreased in the atmosphere

Answer 3

trapped in sediment
plants and algae converting co2 into oxygen

Question 4

what is carbon footprint

Answer 4

how much co2 released into the atmosphere as a result of your actions

Question 5

name 4 atmospheric pollutants

Answer 5

carbon particulates, nitrogen oxide, sulphuric acid, carbon monxide

Question 6

how are carbon particulates made and what do they do

Answer 6

incomplete combustion which causes health issues

Question 7

how is sulphuric dioxide made and what do they do

Answer 7

result of fossil fuels burning which causes acid rain which corrodes metals and errodes stone

Question 8

how is nitrogen oxide made and what does it do

Answer 8

result of burning fossil fuels and causes breathing problems

Question 9

what is carbon monoxide

Answer 9

result of fossil fuels
it binds to red blood cells and reduces the amount of oxygen that is transported around the body
is oderless and colourless