Study

Climate change Year 8

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  • The two main greenhouse gases are...
    carbon dioxide (CO2) and methane (CH4)
  • Factors that influence climate change, name two
    changes in earth's movement in space, changes in sunspots, volcanic eruption, us
  • Complete the sentence; We'd be dead without greenhouse gases, because...
    all the heat would escape from earth and we'd freeze.
  • Give the 2 effects of asteroid colliding with the earth.
    Sea level rise, mass extinction, no light for photosynthesis, high temperature, tsunami and tornado
  • Name at least three impacts of climate change related to weather.
    floods, drought, heatwaves, wildfires, crop yields (less), pests
  • What are fossil fuels?
    coal, oil, gas
  • Define ice age
    when earths average temperature was low and glaciers spread.
  • What is a greenhouse gas?
    they trap heat around the earth.
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