Using scientific information from chemistry and biology to devise a plan to clean up a lake and make it healthy again describes

Drag each item into the proper state of matter category.

Who was the first scientist to measure speed as distance over time?

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?