In the following situations, which ball has the greatest kinetic energy? A) A golf ball rolling off the end of a ramp at 3m/s
B) A ping pong ball sitting at the top of a ramp
C) A golf ball sitting at the top of a ramp
D) A ping pong ball rolling off the end of a ramp at 3m/s

In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the cornea’s vertex is focused on the retina?

Does anyone have the answers to online physics course plato course physics, semester a v3.0

The particles that are found in the nucleus of an atom are