Human Impact on the Environment : Greenhouse effect

Question 1

What is the greenhouse effect in a glass greenhouse

Answer 1

The effect created when the radiant energy of the sun moves through the glass panels of a greenhouse and is trapped - keeping the heat inside

Question 2

What is the greenhouse gases in the atmosphere

Answer 2

Gases which act like glass panels of a greenhouse, preventing the loss of heat

Question 3

Name 5 greenhouse gases

Answer 3

Water vapour (H2O)
Carbon dioxide (CO2)
Methane (CH4)
Surface ozone (O3)
Nitrous oxide (N2O)

Question 4

2 possible actions to reduce the release of greenhouse gases

Answer 4

Improve international cooperation and legislation

Introduce incentives

Question 5

3 main sources of CO2 emissions

Answer 5

Electricity (Burning of fossil fuels for homes, business and industries to have electricity)

Transport (Burning of petrol and diesel for fuel by cars, ships, aeroplanes, etc)

Industries (Burning of fossil fuels in industrial processes or chemical reactions)

Question 6

4 possible actions to reduce carbon dioxide emissions

Answer 6

Save electricity
Introduce stricter measures against excessive COS release
Create awareness of excessive release of CO2
Introduce incentives (tax reduction)