Paper 2 H - SAMPLE SET 1 Q23 Answers
23) Carbon dioxide is one of several greenhouse gases.
It is made by the combustion of fossil fuels such as coal, gas and oil.
Look at the table. It shows the amount of carbon dioxide produced in a large city in the years 2010 and 2016.
Between the years 2010 and 2016 the percentage increase of atmospheric carbon dioxide has been about 2.5%. During the same time, the increase in mean global temperature has been only 0.05°C.
It is made by the combustion of fossil fuels such as coal, gas and oil.
Look at the table. It shows the amount of carbon dioxide produced in a large city in the years 2010 and 2016.
Between the years 2010 and 2016 the percentage increase of atmospheric carbon dioxide has been about 2.5%. During the same time, the increase in mean global temperature has been only 0.05°C.
(a) Look at the row for electricity generation.
Calculate the percentage increase of carbon dioxide produced. [2]
Calculate the percentage increase of carbon dioxide produced. [2]
Percentage increase = ……………. %
(b) Some scientists think there is a link between the amount of fossil fuels burnt and climate change.
The data in the table does not support this view.
Suggest reasons why. [2]
(Total for Question 23 = 4 marks)
The data in the table does not support this view.
Suggest reasons why. [2]
(Total for Question 23 = 4 marks)
Answers
