How do your results from ray tracing compare to your results from using the thin-lens equation? What is the focal length of a convex lens that produces an image 10 cm away with a magnification of -0.5? Show all calculations in your answer.
Hint: Use the definition of magnification and the thin-lens equation.

the force represented by vector a is normal force. if the hockey puck is moving to the right, when it is hit with a significant force by the hockey stick the puck will move off in a different direction. correct on edge.

the answer is c. the lower legs are levers, and the knees are fulcrums. the ankles hold the loads.