CO2 & CH4 as Greenhouse Gases (OCR GCSE Chemistry A, Combined (Gateway Science Suite)): Flashcards
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Role of greenhouse gases in Earth's climate
Role of greenhouse gases in Earth's climate
Maintain warm temperatures to support life
What should individuals reduce for the climate?
What should individuals reduce for the climate?
Carbon footprint
Earth's avg temp with greenhouse effect
Earth's avg temp with greenhouse effect
15°C
Mercury's night-time temp (no greenhouse effect)
Mercury's night-time temp (no greenhouse effect)
-180°C
Type of radiation from Sun to Earth
Type of radiation from Sun to Earth
Shortwave solar radiation
Type of radiation Earth emits to atmosphere
Type of radiation Earth emits to atmosphere
Longwave thermal radiation
What absorbs longwave radiation in the atmosphere?
What absorbs longwave radiation in the atmosphere?
Greenhouse gases
What greenhouse gases do with absorbed radiation
What greenhouse gases do with absorbed radiation
Re-radiate it back to Earth's surface
Three key greenhouse gases
Three key greenhouse gases
, ,
Sources of emissions
Sources of emissions
Fossil fuels, deforestation, industrial processes
Most abundant greenhouse gas
Most abundant greenhouse gas
Water vapour ()
Sources of emissions
Sources of emissions
Livestock, rice paddies, landfill decay
Result of increased greenhouse gas emissions
Result of increased greenhouse gas emissions
Climate change & rising global temps