Temperature Balances (AQA GCSE Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
ShowHide
Practise the questions
12 questions from this quiz
How much solar radiation from the sun reaches Earth per square metre?
How much solar radiation from the sun reaches Earth per square metre?
343 Watts per
What happens to most of the Sun's energy when it reaches Earth?
What happens to most of the Sun's energy when it reaches Earth?
Absorbed by Earth's atmosphere
How much outgoing solar radiation leaves Earth per square metre?
How much outgoing solar radiation leaves Earth per square metre?
103 Watts per
How much outgoing infrared radiation leaves Earth per square metre?
How much outgoing infrared radiation leaves Earth per square metre?
240 Watts per
What proportion of solar radiation is absorbed by Earth's surface?
What proportion of solar radiation is absorbed by Earth's surface?
About half
What is solar radiation converted into when absorbed by Earth's surface?
What is solar radiation converted into when absorbed by Earth's surface?
Heat energy
What type of radiation does Earth emit back into the atmosphere?
What type of radiation does Earth emit back into the atmosphere?
Longwave (infrared) radiation
What absorbs and re-emits infrared radiation in the atmosphere?
What absorbs and re-emits infrared radiation in the atmosphere?
Greenhouse gas molecules
What role does the atmosphere play in Earth's temperature?
What role does the atmosphere play in Earth's temperature?
Keeps Earth at constant temperature
What type of radiation can pass through the atmosphere and into space?
What type of radiation can pass through the atmosphere and into space?
Some infrared radiation
What reflects some of the incoming solar radiation?
What reflects some of the incoming solar radiation?
Atmosphere & Earth's surface
What two processes does the atmosphere use to regulate Earth's temperature?
What two processes does the atmosphere use to regulate Earth's temperature?
Absorbs IR from sun & traps IR from Earth