Last updated on: 01/08/2012

Electric Currents

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Topic Outline--print off before 12/15/11

Resistance color code
bulletUnit Objectives:  This is a summary of the syllabus statements that are detailed on the topic outline.
bulletUnderstand what electric potential and electric potential difference is and how these affect the motion of charges
bulletUnderstand how basic electric circuits are constructed
bulletUnderstand and apply the relationship among potential difference, current, and electrical resistance in a circuit
bulletUnderstand electrical power as it relates to devices within electric circuits

bulletUnit Activities
bulletIntro to electrical circuits
bulletResistance in parallel and series
bulletOhm's law lab
bullet 
bullet 

 

bulletKey Terms
bulletelectric potential difference
bulletvoltage
bulletvolt
bulletproton
bulletelectron
bulletelectronvolt
bulletelectric current
bulletresistance
bulletAmpere (amp)
bulletOhm
bulletOhm's law
bulletresistivity
bulletresistor
bulletohmic behavior
bulletnon-ohmic behavior
bulletelectrical power
bulletwatt
bulletkilowatt-hour
bulletelectromotive force (e.m.f)
bulletinternal resistance
bulletelectric circuit
bulletammeter
bulletvoltmeter
bulletmultimeter
bulletpotential divider

 
 

bullet

Equations

 

     

 

 

bulletUnit Notes
bullet Electrical conduction (pdf)
bullet Ohm's law and power (pdf)
bullet Circuit analysis (Kirchoff's rules) (pdf)

 

Week

Monday 12/5/11 go over intro lab for electrical circuits
Tuesday 12/6/11 lab:  resistance and resistors
Wednesday 12/7/11 lab:  (day 2) resistance and resistors
Thursday 12/8/11 notes:  resistance and resistivity
Friday 12/9/11 notes:  electrical resistance and conduction

 

Week

Monday 12/12/11 notes:  electrical conduction; resistance and resistivity (paralell and series configurations); voltmeters and ammeters
Tuesday 12/13/11 Lab:  Ohm's law
Wednesday 12/14/11 finish lab:  Ohm's law; when done with data collection, work on DCP
Thursday 12/15/11 Notes:  Ohm's law and power
Friday 12/16/11 Quiz:  electrical resistance and ohm's law
Holiday party :)

 

Week

Monday    
Tuesday 1/3/12 Review and notes:  circuit analysis, ammeters and voltmeters
WA due next Monday (1/9/12)
Wednesday 1/4/12 Kirchoff's laws--current and voltage
Thursday 1/5/12 compound circuit analysis
Friday 1/6/12 more practice:  compound circuit analysis
notes:  Electric Power

 

Week 10

Monday 1/9/12 Quiz:  Ohm's law and circuit analysis
Electric Power; household electric use
demo:  electric meter
Tuesday 1/10/12 Intro to magnetism
Wednesday 1/11/12 1st period only: Lab--magnetism and magnetic fields
Thursday 1/12/12 4th period only:  Lab--magnetism and magnetic fields
Friday 1/13/12 right-hand rules for magnetism