11/21/08

Momentum

Today, although Physics completed their coverage of work and power, was a day devoted to momentum. Physcial Science - Now that we've gone over the conservation of momentum problems, take time to review them both on their own and in light of Newton's 3rd law of motion. Remember that impulse ties the two concepts together, to work to put the whole picture together in your head. Here are a are a couple of pages of lines to additional information about Newton's 3rd law and momentum:

Newton's 3rd Law of Motion - Action and Reaction

Momentum

Honors Physics is on the same page, as the lab today centered around impulse and momentum. Note that the elasticity of the rubber band or bungee a decent difference in the rate of momentum change (force). If you haven't watched the video about Spiderman and Gwen Stacy that I posted a few days ago, now is a good time to give it a look over.

Physics - Time today for reviewing power and initiating a general review of the chapter's material in preparation for Tuesday's test. Note: a number of folks are starting to lose their focus in class and not use class time productively. Also, the submission of homework is beginning to drop. Don't allow yourself to fall into bad habits. Your grades for remaining quarters are used by colleges for grants and financial aid and you still have to get teacher recommendations. It's not over until its finally over, so don't shoot yourself in the foot by forgetting that senior year doesn't end for months.

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