Point Use the free body diagram to determine the net force acting on the box.
20N
15N
(Alert your teacher if you cannot see the picture above.)
A 5 N Left
B 35 N Left
C 35 N Right
D 5 N Right

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.

The energy of a photon was found to be 3.38 × 10–19 j. planck’s constant is 6.63 × 10–34 j • s. which color of light corresponds to this photon?

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z