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See Hands-On Physics (3.4). 

Warm-up Questions


Balance the meter stick at the 0.50m (50 cm) mark.  Measure the mass of the hanger and mass for a series of different masses.  Place one anywhere you wish on the left side.  Balance the meter stick by using a differnt size mass on the other side.  Place your numbers in the spreadsheet below.  


Open torque worksheet


Use the quickwrite to answer the following questions:
  1. Examine the graph that displays class data of the relationship between clockwise and counter-clockwise torque in a balanced system.
  2. Describe the relationship between clockwise torque and counter-clockwise torque in a balanced system. Write an equation that describes this relationship.
  3. Mechanical advantage is a measure of the force amplification achieved by using a tool, mechanical device or machine system. What is the formula for mechanical advantage?
  4. What is sacrificed when the mechanical advantage is greater than 1?  What is gained?
  5. Explain the following diagram

Subpages (1): Right hand rule