Which statement is true about white light?
it makes all objects appear white.
it contains all of the wavelengths of the visible light spectrum.
it contains all of the waves of the electromagnetic spectrum.
it can be seen when all colors are absorbed.

Identify the forces that contribute to the centripetal force on the object in each of the following examples: a. a bicyclist moving around a flat, circular track b. a bicycle moving around a flat, circular track c. a racecar turning a corner on a steeply banked curve

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects

Awind turbine is rotating counterclockwise at 0.5 rev/s and slows to a stop in 10 s. its blades are 20 m in length. (a) what is the angular acceleration of the turbine? (b) what is the centripetal acceleration of the tip of the blades at t=0s? (c) what is the magnitude and direction of the total linear acceleration of the tip of the blades at t=0s?