What do waves transfer? question 7 options: both matter and energy matter neither matter nor energy energy plz 29 points

Aknife blade is a(n) a. lever b. screw c. wedge d. inclined plane

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?

If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.