Test Review 0.0 / 5 ? PhysicsElectromagnetic SpectrumGCSEAQA Created by: Jammy41299Created on: 05-01-16 17:40 Equation For Payback Time payback time (years)=cost of installation (£) /savings per year in fuel costs (£) 1 of 6 Define U-Value How efficient something is at insulating 2 of 6 Define 3 Properties of EM waves Transverse Waves, Travel at Same Speed, They Can Travel Through a vacuum 3 of 6 What is known as the visual doppler effect Red Shift 4 of 6 Equation for Specific Heat Capacity E = m × c × θ 5 of 6 Two Properties that speed up heat Transfer Dark colour, Large S.A 6 of 6
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