HW Tuesday, 9-17

D & F periods

• Finish the wedge and screw activities.  Assume that the resistance force is 100 lb.
• Don't forget to label De, Dr, Fe, and Fr on your diagrams and show all work (equation, substitute, solve) 
• Notes, PowerPoints, and videos are on Its Learning if you need help.

HW Monday, 9-16

Both periods

Watch 3 videos (calm down, its only 15 min total) about Inclined Planes, Wedges, and Screws:
http://www.youtube.com/watch?v=c0YSaGx6ECs&feature=share&list=PL10FA45A49305A6A5
This is part of a playlist of all the videos for this unit, but it should begin at the video you need.

HW Friday, 9-13

Both periods

Bring in  an inclined plane, wedge, or screw to analyze on Monday.  Let's NOT do axes or things that can be considered weapons.  :)

Enjoy your weekend.

HW Wednesday, 9-11

F period
VIDEO:  Mechanical Advantage - Ideal, Actual: http://youtu.be/Tsl29cY_Woo
Calculate your AMAs for the different pulley systems.  We'll finish the rest of it in class.

D period:
see yesterday's HW

HW Tuesday, 9-10

D & F periods

Watch the Pulley Video: http://youtu.be/g6oc2zxRhfY