Correct answer only ! which of the following is a derived unit? a. ampere b. newton c. second d. kilogram

How many dots must be added to the symbol to properly represent a standard nitrogen ion? a) 1 b) 3 c) 5 d) 8

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.

How much energy is supplied to each coulomb of charge that flows through a 12-v battery?