Temperature Balances (AQA GCSE Physics): Flashcards
📚Flashcards
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11 cards from this deck
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Practise the cards
11 cards from this deck
Incoming solar radiation (Watts per m²)
Incoming solar radiation (Watts per m²)
Watts per m²
Outgoing solar radiation (Watts per m²)
Outgoing solar radiation (Watts per m²)
Watts per m²
Outgoing infrared radiation (Watts per m²)
Outgoing infrared radiation (Watts per m²)
Watts per m²
Fraction of solar radiation absorbed by Earth's surface
Fraction of solar radiation absorbed by Earth's surface
About half
What solar radiation converts to at Earth's surface
What solar radiation converts to at Earth's surface
Heat energy
Type of radiation emitted back from Earth's surface
Type of radiation emitted back from Earth's surface
Longwave (infrared) radiation
What absorbs & re-emits infrared radiation in atmosphere
What absorbs & re-emits infrared radiation in atmosphere
Greenhouse gas molecules
What determines Earth's temperature
What determines Earth's temperature
Amount of energy re-radiated and absorbed
How atmosphere maintains Earth's constant temperature
How atmosphere maintains Earth's constant temperature
Absorbs IR from sun & traps IR re-radiated from Earth
What happens to some solar radiation arriving at Earth
What happens to some solar radiation arriving at Earth
Reflected by atmosphere and Earth's surface
What happens to some infrared radiation from Earth
What happens to some infrared radiation from Earth
Passes through atmosphere and out into space