Government in market place economies have which of the following roles in dealing with imperfectly competitive markets

What color would an object that reflects green and blue light appear to be in white light? a. blue b. cyan c. magenta d. black

1.what is where an object is located 2. what is how fast an objects speed is changing 3. what is how fast an object is moving

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?