Class 9 physics Practice Tests
Class 9 Physics Online Tests
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The MCQ: A transparent polyethene sheet works as heat trapper because it; "Heat Transfer and Radiation" App Download (Free) with answers: traps radiations of sun inside only, passes radiations of short wavelength only, traps long wavelength radiations, and traps radiation of sun inside and passes radiations of short wavelength to learn online classes courses. Solve Transfer of Heat Quiz Questions, download Apple eBook (Free Sample) for distance learning.
A transparent polyethene sheet works as heat trapper because it
The rate of emission of radiation depends on
Carbon dioxide in atmosphere traps the radiation and causes
If the temperature of an object is higher than its surroundings then it is
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