How many pounds does one gallon of water weigh?
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Which element has the simplest absorption spectrum?
What is melody?
Is air travel time the same whether or not the plane is flying with or against the rotation of the earth?
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
Explain the different parts of the x-ray radiation intensity graph? : quantum physics
How can you save the sea from oil and sound polution?
Explain heat treatment. Why and how is it done?
Explain the Dew Point ?
What is meant by energy spectrum of a black body? What do you infer from it? : quantum physics
Advantage of fixed pulley?
Why is mercury used in thermometers rather than water?
is a burning candle a undergoing a physicalchange