WORK SHEETS B. Answer the following questions: LESSON UNIT 1 1. What is the Mechanical Advantage of a 50 inch crowbar whose fulcrum is: a) 10 inches from the end? b) 5 inches from end? c) 2 inches from end? 2. How much effort would it take to move a 450 lb. weight with crowbar b above? 3. name the lever group each object below represents: a) b) c) a) Scissors b) A fishing pole c) An old-fashioned water pump d) A two-wheeled hand truck a) b) c) d) 4. A force of 10 pounds applied to a 6 inch nutcracker will crack a nut 1 inch from the pivot point or fulcrum. What is the resistance of the nut? SUPPLEMENTARY WORK SHEETS LESSON UNIT 1 WORK SHEETS B. Answer the following questions: LESSON UNIT 1 1. What is the Mechanical Advantage of a 50 inch crowbar whose fulcrum is: a) 10 inches from the end? b) 5 inches from end? c) 2 inches from end? 2. How much effort would it take to move a 450 lb. weight with crowbar b above? 3. name the lever group each object below represents: a) b) c) a) Scissors b) A fishing pole c) An old-fashioned water pump d) A two-wheeled hand truck a) b) d) 4. A force of 10 pounds applied to a 6 inch nutcracker will crack a nut 1 inch from the pivot point or fulcrum. What is the resistance of the nut? ©Copyright 2012- No part of this document may be reproduced without prior written consent from Scientific Management Techniques, Inc.