The Book of Phyz - NGSS Alpha
PHY.07 CURRENT & CIRCUITS (Excuse the dust while remodeling)

© Dean Baird. All rights reserved.

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The documents and all material contained therein are © Dean Baird. All rights reserved. They may be used by teachers and students for classroom instruction. Beyond that, no part of these documents may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage or retrieval system, without permission in writing from the author.

1 Electricity Examples
Definitions of quantities, explanations of equations, worked out example problems.
Batteries and Current
Gives a brief history and explanation of the battery and a definition of current.
Circuit Basics
Pretty standard discussion of what happens in a simple electric circuit.
The Slider Circuit
Describes an analogy between electric circuits and playground slides.

Lemon Battery Lab Springboard
Students are given a lemon wedge and two galvanized nails. They must construct a 0.5V or better battery.
Analog Measurement Technique 2 - Answers - Presentation (QuickTime)
Measurement involving a digit of estimation on the arcing scale of a voltmeter or ammeter.
Current and Voltage Springboard - Answers - Presentation (QuickTime)
Mechanical analogies for developing the meanings of current and voltage.
Understanding the Slide
Uses the analogy comparing simple circuits to playground slides to conceptually develop Ohm's Law.
Bun-Burning Power - Answers
Uses the analogy comparing simple circuits to playground slides to conceptually develop Joule's Law.
Simple Circuit Wrap-Up - Answers - Presentation (QuickTime)
Review of the principles and ratios concerning the simple circuit.

LABS - The unlinked titles below are available in the Conceptual Physics lab manual from Pearson Education - Amazon link
Ohm, Ohm on the Range
Hands-on development of Ohm's Law. Introduces ammeters, voltmeters, and power supplies.
 2 Batteries and Bulbs
Given a battery, bulb, and wire, construct a working circuit. And other conceptual adventures in simple circuitry.
An Open and Short Case
Determine the difference between an open circuit and a short circuit.
Be the Battery!
Using the Genecon to power a circuit, feel what it's like to power a short circuit, an open circuit, and a normal circuit. One of those will wear you down fast.

  Brainiacs: Electric Fence - Presentation (QuickTime—BIG FILE!)
A nicely produced segment from the British series, Brainiac: Science Abuse. I chopped it up to allow for inquiry, debate, and discussion. Highly recommended!


Mechanical Universe: Simple DC Circuits
This episode covers current electricity, Ohm's law, and even Kirchoff's laws. Alternate forms accommodate students seated side-by-side.

Circuits Crossword Puzzle Grid - Clues
Crossword puzzles are highly personalized and may not always translate well from my classroom to yours.

PracTest and Answers

Click here for a legend and explanation of cryptic terms and abbreviations.

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The Book of Phyz © Dean Baird. All rights reserved.