Describe reflection using the terms incident ray and reflected ray. if you don't know, don't answer.

A ray of light that hits a polished surface is called an incident ray and a ray of light that gets reflected is called a reflected ray. The point at which the light hits the surface is called the point of incidence. A line perpendicular to that point is called the normal.

Explanation:

I want to answer correctly and not for the points.

you need to give more information

"record the time to complete a chemical reaction" would most likely be part of a lab procedure.