21. Determine the energy equivalent of the mass of an anti-proton, in MeV.

The law of conservation of energy states that energy cannot be created or , energy can be from one substance to another. the first blank is ' destroyed ' and for the second blank is ' transferred '

A4.0-cm tall light bulb is placed a distance of 32.0 cm from a concave mirror having a focal length of 16.0 cm. determine the image distance

Four friends, a, b, c, and d are standing varying distances away from a speaker which is producing sound waves.