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CAIE IGCSE Chemistry 10.3.7 Greenhouse Gases Carbon Dioxide and Questions

Work through real CAIE IGCSE Chemistry questions to explain how carbon dioxide and methane reduce heat loss from Earth to space.

Syllabus
2026–2028
Course
Chemistry 0620

Exam points

  • explain that carbon dioxide and methane absorb thermal energy emitted from the Earth’s surface
  • describe re-emission of thermal energy back towards Earth, reducing loss to space

CAIE IGCSE Chemistry 10.3.7 Greenhouse Gases Carbon Dioxide and Questions question 1

[Maximum number: 1]

Which information about carbon dioxide and methane is correct?

carbon dioxide

methane

key

✓

×\boldsymbol{\times}

✓

✓

✓ = correct

χ\boldsymbol{\chi}

×\boldsymbol{\times}

x=\boldsymbol{x}= not correct

×\boldsymbol{\times}

✓

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