pull on Slink with a force of 1.6 Newtons. If Slink has a mass of 200 grams, what is his acceleration?

How does the image distance (di) of a convex lens compare with the image distance of a concave lens? a. the image distance of the convex lens is positive, and that of the concave lens is negative. b. both are negative for a virtual image. c. both are positive for a virtual image d. the image distance of the convex lens is negative, and that of the concave lens is positive.

This is the substance(s) formed in a chemical reaction.

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration