An ocean wave has a wavelength of 15 meters and is moving at 2.5 m/s. what is the frequency

Ahypothesis is? close agreement by competent observers of observations of the same phenomena. a guess that has been tested over and over again and always found to be true. an educated guess that has yet to be proven by experiment. the long side of a right triangle. a synthesis of a large collection of information that includes guesses.

An electron is traveling with initial kinetic energy k in a uniform electric field. the electron comes to rest momentarily after traveling a distance d. (a) what is the magnitude of the electric field

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false