The Physics
Opus in profectus


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  1. Complete the worksheet on the first page of translate-rotate.pdf. Fill each grid space with an appropriately concise answer.
  2. Release an object from rest and let it roll down an incline. Determine…
    1. the moment of inertia coefficient by timing the trip from top to bottom
    2. the critical angle past which an object will slip rather than roll down the incline
  3. Determine the speed needed for a rigid wheel to roll over a rectangular step.
  4. Write something else.


  1. Basic, curtate, or prolate?
    1. pedal on a bicycle
    2. paddle on a steamboat
    3. ocean waves
    4. outermost point of a car tire
    5. outermost point of a train tire
    6. baton twirling