What is the production of light by a heated body?

What is defined as the minimum energy sufficient to free an electron?

Who proposed the science of wave mechanics?

List the primary colors of light in order from lowest frequency to highest frequency (commas in between, no "and")

What is the time rate of change in angular displacement?

What is the ratio of input distance to output distance in a simple machine?

Which quantum number indicates the shape of an orbital?

What is the deformative force per unit cross-sectional area?

How many electron shells exist currently (use a number)

What principle is demonstrated by a hydraulic device?