Which of the following describes subatomic particles? carbon and nitrogen solids, liquids, gases larger than atoms protons, neutrons, and electrons

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.

The pressure proportional to the area a- inversely b- directly c- increase d-decrease

A100 kg running back runs at 5m/s into a stationary linebacker. it takes 0.5 for the running back to be completely stopped