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Earth's Atmosphere Quiz

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Earth's Atmosphere Quiz

You are helping a science team prepare a city bus route information display about Earth’s atmosphere. Read each question carefully. Circle the best answer, complete the tasks and explain your thinking where asked.

Atmosphere investigation

Use the facts below to solve the questions. Air near Earth’s surface is about 78% nitrogen, 21% oxygen and roughly 1% other gases. Most weather happens in the lowest atmospheric layer. The ozone layer is in the stratosphere and absorbs much of the Sun’s harmful ultraviolet radiation.

1.Ari’s bus display asks which gas makes up the largest share of air. Choose the correct answer.
  • Oxygen
  • Nitrogen
  • Carbon dioxide
  • Argon
2.The bus climbs a steep hill and enters a bank of clouds. In which atmospheric layer is it?
  • Troposphere
  • Stratosphere
  • Mesosphere
  • Thermosphere
3.About what percentage of the atmosphere is oxygen?
  • 1%
  • 21%
  • 50%
  • 78%
4.Match each atmospheric layer to the clue that best fits it.
  • Lowest layer
  • Layer above the lowest one
  • Layer above the stratosphere
  • Highest of these four layers
  • Contains the ozone layer
  • Auroras occur here
  • Many meteors burn up here
  • Most weather happens here
5.Put these four layers in order from closest to Earth’s surface to furthest away: mesosphere, the lowest layer, thermosphere, and the layer above the lowest one.
6.True or false: The ozone layer is in the mesosphere and helps absorb harmful ultraviolet radiation.
TrueFalse
7.Complete the explanation: Certain gases in the atmosphere absorb and re-emit some heat leaving Earth’s surface. This natural process keeps Earth warm enough for life. It is called the effect.
8.Mei’s bus display says that burning coal, oil and natural gas adds more carbon dioxide to the atmosphere. Explain how this can increase the atmosphere’s heat-trapping effect.
9.Select all the fossil fuels that could power a bus.
  • Coal
  • Natural gas
  • Solar energy
  • Petroleum (oil)
10.Losa suggests that taking a bus instead of several separate cars could help reduce emissions. Give one more everyday action that can reduce emissions from heat-trapping gases, and explain briefly how it helps.
11.Give one possible effect of a warming climate on Aotearoa New Zealand and describe a way it might affect people or nature.

2 printable pages

  • Earth's Atmosphere Quiz, page 1 of 2: Atmosphere investigation

    Page 1

  • Earth's Atmosphere Quiz, page 2 of 2: 7. Complete the explanation: Certain gases in the atmosphere absorb and re-emit some heat

    Page 2

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