Tuesday, February 16, 2010

Mechanical Advantage & Efficiency

Today in class we listened to the summaries of the 21st week of news articles.  We then discussed section 7-3 & 7-4 notes on work output, work input, mechanical advantage and mechanical efficiency.  Students then worked on problems 1 & 2 on page 15-8 with their partner.  We showed the solution to those problems on the board.
No homework was assigned.

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