two children are riding on a marry-go-round. Child A is at a greater distance from the axis of rotation than child B. Which child has the larger angular speed

Astate of matter all that has define volume and can flow is a(n)

Disney, viacom and aol time warner are examples of

Light traveling in water, nwater = 1.33, strikes a plastic block at an angle of incidence of 51.4°; part of the beam is reflected and part is refracted. if the index of refraction of the plastic is 2.0, what is the angle made by the reflected and refracted beams?