Use the kinetic theory of gases to explain: 1. a gas exerts a pressure on the walls of the container in which it is stored. 2. the pressure of a gas inside a metal container increases as the temperature of the container incresases.

What happens to light waves from a star as the star moves away from earth?

What is the kinetic energy of a baseball moving at a speed of 40 m/s if the baseball has mass of 0.15 kg?

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.