Torque and Equillibrium

Today we talked about the conditions necessary for equilibrium. That is:

Net force = 0
Net torque = 0

We practiced this by finding the forces on the legs of a table:



Homework is Ch.8 (p. 265 #7, 8, 18, 21

We also passed out the instructions for our Mobile Project, which will be due on January 20th. You will have the next class period to work on this, but no other class time.

I may also be gone next Tuesday (unless they cancel my jury duty), so periods 2 and 6 will have work time without teacher help available.