A convex lens has a focal length of 0.33 m. The object distance is 0.7 m. What is the image distance?

50 ! if you could have one clothing item of your choice, but it was in either of these colors, which would you choose out of each category? blue or pink red or yellow red or green green or purple blue or green

Marcy is a very good math student, but she seldom studies for tests. as a result, her grade has dropped this semester. this is an example wasting talent getting distracted allowing others to set goals

Why is the color green callled green?