Wednesday, December 17, 2008

Saving the class from Eric's memory loss :P

Since "someone" forgot to blog again, I decided to blog for today. This class we went over our "Moving Charges" worksheet from question 11-16. We then went over the assigned questions from chapter 27's review worksheet. We also received a sheet with some short questions on the path of a charged particle in a magnetic field.

We can use the right hand rule to determine the path of the charged particle(positive or negative) with the following:

-For a positive charge, the palm of the hand will be pointing towards the magnetic force or away(on the paper) depending on the marking of the diagram(x is on to the page and o is away from the page). The thumb points in the direction of the moving particle and then wherever the fingers point, that is the direction the field will pull the charged particle to.

-On the other hand, if it is a negatively charged particle, the right hand rule will not apply so the negatively charged particle will be pulled in the opposite direction of the fingers.


Tomorrow is our unit test that will include everything(if Ms. K was telling the truth lol) we learned about electric and magnetic fields. Ms. K uploaded some of the derivations and equate smartboard notes for an extra study tool if anybody needs.

Richard blogs next.

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