A. wrench B. water faucet C. nail puller D. screwdriver Use the following diagram to answer questions 22 and 23. fixed pulleys moveable pulley 420 N 22. The force needed to lift the dog is 1 A. 50 N B. 60 N C. 70 N D. 80 N 23. The dog was lifted 3 m into the air. How much rope was pulled to lift the dog this 1 high? A. 0.5 m B. 3 m C. 6 m D. 18 m 2003 Alberta Education