Here are the answers to your questions:
Question 11: Lift heavy objects with your ________ and not your back.
Answer: A. legs
Question 12: When is horse play (mischievous acts) allowed in the wood shop?
Answer: A. Never
Question 13: When operating the router table, the correct direction of the ________ and _____________ should be known before starting.
Answer: B. feed and bit rotation
Question 14: The router should be ___________ before changing the cutter or making adjustments.
Answer: B. off
Question 15: An operator of a belt/disc sander should keep the fingers at least _______ inch/inches from the abrasive.
Answer: C. 1/8
Feel free to ask if you have more questions!