Download Reference: Website: http://www.physicsclassroom.com/Class/circuits

Electricity & Magnetism
Current Electricity
Reference:
Website:
http://www.physicsclassroom.com/Class/circuits/
Unit Objectives:
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Understand the definition of electric current and relate the magnitude and direction of the current to the rate
of flow of positive and negative charge
Understand the relationship between conductivity, reisistivity, and resistance to relate current and voltage
for a resistor
Describe how resistance of a resistor depends upon its length and cross-sectional area
Understand the behavior of series and parallel combinations of resistors
Understand the behavior of series and parallel combinations of capacitors
Identify on a circuit diagram whether resistors and/or capacitors are in series or in parallel
Determine the ratio of voltages across resistors connected in series or the ratio of currents through
resistors connected in parallel
Calculate the equivalent resistance of a network of resistors that can be broken down into series and
parallel combinations
Calculate the equivalent capacitance of a network of capacitors that can be broken down into series and
parallel combinations
Calculate the voltage, current, and power dissipation for any resistor in such a network of resistors
connected to a single power supply
Design a simple series-parallel circuit that produces a given current through and potential difference across
one specified component, and draw a diagram for the circuit using conventional symbols
Determine a single unknown current, voltage, or resistance
Understand the properties of voltmeters and ammeters and state whether the resistance of each is high or
low
Identify or show correct methods of connecting meters into circuits in order to measure voltage or current
Date
M 9/23
Day 1
T 9/24
Day 1
W 9/25
Day 2
Th 9/26
Day 3
M 9/30
Day 5
T 10/1
Day 1
W 10/2
Day 2
Th 10/3
Day 3
M 10/7
Day 5
Topic/Activity
Assignments
 Investigation: Ohm’s Law (cont’d)
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Ref: Physics Classroom - Lesson 2,3
Problem Set 2 A # 1-9 (due 9/30)
Complete analysis of data
 Investigation: Ohm’s Law II
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Complete analysis of data
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Electric Current & Ohm’s Law
Electric Power
Resistance in a Wire
Investigation: Series Circuits I
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Problem Set 2 B # 10-16 (due 10/2)
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Complete analysis of data
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Investigation: DC Series Circuit (SIM)
Investigation: Series Circuits II
Alternating Current
Series Circuits
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Complete analysis of data
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Problem Set 2 C # 17-21 (due 10/8)
 Investigation: Ohm’s Law
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Science Drop
 Investigation: Parallel Circuits
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Complete analysis of data
T 10/8
Day 1
W 10/9
Day 2
Th 10/10
Day 3
F/M
10/11-14
T 10/15
Day 1
W 10/16
 Investigation: DC Parallel Circuits (SIM)
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Problem Set 2 D # 22-26 (due 10/15)
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Problem Set 2 E # 27-32 (due 10/17)
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Problem Set 2 F # 33-40 (due 10/18)
Teacher Workday – Fall Break
 Investigation: Combination Circuits
 More problem solving
Senior Workshop
Early Dismissal
Th 10/17
Day 1
F 10/18
Day 2
M 10/21
Day 3
W 10/23
Day 5
Th 10/24
Day 1
F 10/25
Day 2
M 10/28
Day 3
W 10/30
Day 5
Th 10/31
Early Dismissal
Parallel Circuits
Comparing Series & Parallel Circuits
Combination Circuits
Equivalent Resistance
Investigation: Combination Circuits
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Investigation: Combination Circuits
More problem solving
Internal Resistance (Battery)
Kirchhoff’s Rules
Science Drop
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 Investigation: Kirchhoff’s Rules
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 Investigation: Kirchhoff’s Rules (Re-do)
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 Investigation: RC Time Constant
 RC Circuits
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House Games – Parent Conferences
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Parent Conferences
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Science Drop
Problem Set 2 H (Handout problems
67-70, 73-79) (due 10/30)
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 Investigation: Capacitors Series & Parallel (SIM)
 Capacitors in Series Parallel
 Dielectrics
 Problem Session
Problem Set 2 G # 41-47 (due 10/23)
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F 11/1
T 11/5
Day 3
Th 11/7
Day 5
F 11/8
Day 1
M 11/11
Day 2
T 11/12
Day 3
Th 11/14
Day 5
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 Investigation: Capacitors & Dielectrics(SIM)
No Classes
M 11/4
Day 2
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 Problem Session
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 TEST: Electric Circuits (Group) (Multiple Choice; Free
Response)
 TEST: Conceptual Problems (Short answer –
application of knowledge)
 TEST: Practicum (lab design)
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 Start Electromagnetism Unit
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Problem Set 2 I (Handout problems
86-92, 94-97) (due 11/15)