Which term describes the number of crests that pass a point in a given amount of time?

period

wave speed

frequency

wavelength

Asystem containing an ideal gas at a constant pressure of 1.22×10^5 pa gains 2140 j of heat. during the process, the internal energy of the system increases by 2320 j. what is the change in volume of the gas?

Difference between series and parallel circuits

Which composition of water moves to begin a deepwater current?