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Emission And Absorption Of Infrared Radiation (physics Only) (GCSE Physics)
The following is a GCSE Physics test covering 'Emission And Absorption Of Infrared Radiation (physics Only)' from the broader topic Waves. The test is geared towards the AQA exam board style syllabus.Incorrect: 0
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Which everyday action reduces heat loss by radiation from a hot cup of tea?
A shiny metal foil is placed over a hot object. What is the main effect of the foil on infrared exchange?
How does the rate of infrared emission from an object depend on its surface area, all other factors being equal?
If two identical plates are at the same temperature but one is painted matt black and the other white, what happens when both are placed in a colder room?
Why do matt surfaces usually emit more infrared radiation than shiny surfaces?
Which statement explains why dark soil warms faster in sunlight than light-coloured sand?
Which statement best describes emissivity?
Why do astronauts wear white suits that appear bright in visible light when in sunlight?
Which surface will emit the most infrared radiation at the same temperature?
Which experimental change would help measure emissivity more accurately with a thermal camera?
A material has high reflectance, low absorbance and low emissivity. Which of the following best describes its behaviour with infrared?
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