Make a list of items in the classroom that are making waves. Next to each item, write what kind of waves you think it is making.

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.

What causes the formation of ocean currents?

Place me with this question is my last question