What is loudness of sound?
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What is meant by geo- magnetism ?
I’ve heard that in quantum physics a lot of fancy mathematical objects like hilbert spaces are used, and that in particular, measurable quantities are described by self-adjoint operators. Are these things related to what you have just explained? : quantum physics
What is Amalgam ?
Explain what is an electron?
What is sonar?
What is refraction of light?
What are the characteristics of dead stars?
Why does a barometer read higher at Bombay than at Simla ?
When a toy balloon is filled with air and then the air is allowed to go out, why dies the balloon whiz away ?
while climbing a hill we bend forward. give a scientific reason for the same
Explain planck’s hypothesis or what the postulates of planck’s quantum theory? (Or) what are the assumptions of quantum theory of black body radiation? : quantum physics
Name the metal that burns in oxygen with a dazzling white flame