Which of the following best describes the electromagnetic spectrum?

a. includes a small band of visible radiation
b. involves only high frequency waves
c. consists mostly of wavelengths of colored light
d. travels in a pattern of particle motion

What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th

The force it would take to accelerate an 900-kg car at the rate of 6m/s2

Ahockey player of mass 82 kg is traveling north with a velocity of 4.1 meters per second he collides with the 76 kg player traveling east at 3.4 meters per second if the two players locked together momentarily in what direction will they be going immediately after the collision how fast will they be moving