How is the frequency of a transverse wave determined? by determining the distance from one trough to the next trough

by counting the number of compressions that pass by in a set amount of time

by finding the distance from the rest position to the point of highest displacement

by measuring the number of crests that pass a point in a certain amount of time

In physics the desire of an object to keep doing what it is doing is termed?

Which of these statements is true? a. quarks pair with leptons to form protons and neutrons. b. quarks pair with bosons to form photons. c. quarks pair with photons to form protons and neutrons. d. quarks pair with other quarks to form protons and neutrons. e. quarks pair with electrons to form protons.

Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?