Sunday, March 27, 2011

Concept Map

In physics we made a concept map for electricity. It shows all the different terms related to electricity and shows how each of them are connected to each other. This is really helpful if you are a visual learner.  The photo above is a photo of the group whose map was the most clear and readable.

1) Kirchhoff's Law:
For Series:
Current:
It = I1 = I2 = I 3...=In
Potential Difference:
Vt = V1 + V2 + V 3...+Vn
Resistance:
Rt =R1 + R2 + R 3...+Rn

For Parallel Circuit:
Current:
It = I1 +I2 + I 3...+In
Potential Difference:
Vt = V1 =V2 =V 3...=Vn
Resistance:
1/Rt =1/R1 + 1/R2 + 1/R 3...+1/Rn
 
2) Power :  P=VI or P= E/t
3) Conventional Current: the flow of charge from positive terminal to negative terminal
4) Electron flow: the flow of electron from negative to positive terminal.
5) Ohm's Law: R=V/I
6) Current is the amount of charge passed through a point at a given time.
7) Voltage is the potential difference from point A to point B.
8) Finding a slope is rise/run
9) Energy: E=Pt
10) Parallel Circuit: charge flows along two or more paths.

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