The atmosphere and the climate

Question 1

What is the earth’s atmosphere percentage around nitrogen, oxygen and carbon dioxide?

Answer 1

78% Nitrogen
21% Oxygen
0.04% Carbon dioxide

Question 2

Give 2 examples for why carbon dioxide is increasing

Answer 2

Burning fossil fuels to cars and to electricity in power station

Deforestation means less
carbon dioxide is removed from the atmosphere by photosynthesis

Question 3

Give the steps for what happens to greenhouse gases

Answer 3

Greenhouse gases trap energy from the sun and into the Earth’s atmosphere this helps to keep the earth warm and avoid lots of energy to be lost in space

Question 4

What is the increase in Earth’s atmosphere called

Answer 4

global warming
- a type of climate change

Question 5

Give examples of global warming

Answer 5

Glaciers and ice sheets covering Greenland and Antartica are melting
Rainfall patterns are changing making it harder for farmers to grow crops