4/10/09
Post date: Apr 10, 2009 12:40:12 AM
Bell Ringer: Give three examples of how you use simple machines in your ever day life.
Finish pulley labs - due Today
Calculate the efficiency of a pulley setup from the lab
To do this, you'll need to calculate the work that the pulley does, as well as the work that you do when using the pulley.
Bill Nye - machines
Rube Goldberg Machines
Intricate design of simple machines linked together (compound machines)
Video examples
Design your own Rube Goldberg Machine
Due Tuesday
For Extra Credit, build your machine over the weekend and bring it in or video tape it to show the class on Tuesday