A 2-kg ball is thrown at 3 m/s. What is the ball's momentum? *

A150 w lamp emits light of wavelength 590 nm uniformly in all directions. what is the photon flux (photons per unit area per unit time) on a small screen at a distance 2.3 m from the lamp? assume the photons are uniformly distributed over the surface of a sphere of radius 2.3 m.

What is a good example of instantaneous speed

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages