Explain what is the opaque?
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in rubber and steel which elastic is greater and why?
What is acoustics?
Why dies a piece of iron sink in water, while a ship remains floating ?
If a plane is in the air and there is a fly flying inside the plane does the plane get heavier when the fly lands?
Why ”quantum physics” is named as it is? : quantum physics
why the air temperature drops more on clear nights than on cloudy nights?
Explain the difference between collector & emitter of transistor, even though material used for both same?
How is radiocarbon produced in the atmosphere?
When a toy balloon is filled with air and then the air is allowed to go out, why dies the balloon whiz away ?
Explain what is a newton meter?
How d o the radio-waves pass through walls ?
Explain the different parts of the x-ray radiation intensity graph? : quantum physics