Method
Materials:
  • Meter stick
  • Stop Watch
  • Mass set
  • Fishing line
  • Spring Punch
  • Socket wrench socket
  • Mass hanger
  • Mystery Mass
Procedure: Trials
  1. Place a 100 gram weight on the hanger.
  2. Spin the socket around in a horizontal circle
  3. let out more and more fishing line (increasing the radius) until you get to the
    tape
  4. Time how long it takes for the socket to swing around ten times
  5. record time in data table
  6. repeat steps 1 through 5 but increasing the mass by 100 grams each time and
    then lastly 500 grams
  7. Measure the length of the radius and record
  8. Weight the socket and record
Construction:
  1. Drill hole in top of spring punch and remove point
  2. Put a long strand of fishing line through the hole and out the
    bottom where punch used to be
  3. Tie weight hanger to bottom of fishing line
  4. tie socket to the top end of fishing line
  5. place a small piece of tape about  three quarters of the way
    down the fishing line.
Click to Play Procedure Video




Continue to Data