Circuits

CIRCUIT ASSIGNMENT === Area of Interaction: Environments === === Significant Concepts: Basic circuits === === Unit Question: How have circuits impacted our environments? ===

INVESTIGATE: Define the following using this site:  Webster's Dictionary Voltage: Electromotive force expressed in volts

Current: The time rate flow of an electrical charge.

Resistance: A property of a conductor by which it opposes electrical energy.

Circuit: The complete path of an electrical current.

Transistors: A semiconductor device that amplifies and oscillates

LEDs: A light emitting diode.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Capacitor: A device for accumulating and storing electrical energy.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Resistor: A device used to introduce resistance in electrical circuits.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Switch: A device for turning on or off electrical currents.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Digital Electronics: The implementation of two-valued logic using electronic logic gates such as and gates, or gates and flip-flops. In such circuits the logical values true and false are represented by two different voltages, e.g. 0V for false and +5V for true.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Integrated Circuit:

a circuit of transistors, resistors, and capacitors constructed on a single semiconductor wafer

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Binary Code: a system of representing letters, numbers, or other characters, using binary notation.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Circuit Breaker: a device for interrupting anelectric circuit

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Conductor: A substance or body that conducts electricity

<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Go to the following site and run the circuit construction kit. The site is: [|Circuit Link]

<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Using this site, answer the following questions:

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">1. Using one battery, make the light bulb work. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">a. Volts: 9 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">b. Amps: 0.9

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">2. Light two light bulbs with one battery. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">a. Volts: 4.5 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">b. Amps: 0.45

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">3. Using a switch to light one light bulb. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">a. Volts: 9 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">b. Amps: 0.9

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">4. Use a capacitor with your circuit. (One battery, one bulb) <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">a. Volts: 9 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">b. Amps: Indefinite

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">5. Use an inductor in your circuit. (One battery, one bulb) <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">a. Volts: 9 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">b. Amps: 0.9

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">6. Use an AC Voltage in your circuit. What happens to the current? <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">a. Volts: -9 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">b. Amps: 0-1.5

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">7. Which items in the grab bag complete the circuit? <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">(One battery, one bulb) <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">a. Dollar Bill <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Nope <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">b. Paper clip <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Yep <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">c. Penny Yep <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">d. Eraser Nope <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">e. Pencil lead <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Yesh <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">f. Hand No <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">g. Dog No <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">8. Use a resistor in your circuit. (One battery, one bulb) <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">a. Volts: 9 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">b. Amps: .45

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">9. Add two batteries to light one light bulb. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">a. Volts: <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">b. Amps:

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">10. Add three batteries to the circuit. Right click on one of the batteries <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">and change the voltage to 100%. What happens to your batteries? <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">a. Volts: <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">b. Amps:

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">11. Make your own circuit <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">a. Volts: <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">b. Amps: <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">c. Explain what happened with your circuit: <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">d. Describe/draw your circuit below:

<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 24px;">CREATE <span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Now start your circuit project. Get the materials and instruction from Ms. Bradfield. <span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">1, 2, 69, 54, 36, 102

<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 24px;">EVALUATE

<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Answer the Following Questions After You Complete Your Circuit: <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">1. Did you like making the circuit? Yes <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">2. What did you like the least about making the circuit? When it didn't work <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">3. What did you like the best about making the circuit? When it worked <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">4. Using complete sentences, explain how circuits can be applied in the real world. (List three) <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">Circuits are applicable in numerous ways. Engineering requires the use of circuits, specifically electrical engineering. In order to power bulbs, people need to know how to work a circuit.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">5. Were you careful with the circuit, solder, and soldering iron? Yes <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">6. Were you respectful and nice to other students? Yes <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">7. Did you take a picture of both your circuits and add them to this wiki page?

<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 24px;">ATTITUDE <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">1. Did you have a good attitude answering the questions? Explain: <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">2. Did you have a good attitude making the circuits? Explain: <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20.8px;">3. Were you a whiny baby during the circuit unit? Explain: