Circuits

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

INVESTIGATE:  Define the following: Voltage: Electromotive force or potential difference expressed in Volts.

 Current: The flow of electricity

 Resistance: A property of a conductor that makes electricity transform into heat.

 Circuit: The complete path of an electric current.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> Transistors: Semiconducting devices that change the flow of electricity from two places.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> LEDs: Light Emitting Diodes: Semiconducting light sources powered by the flow of electricity.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> Capacitor: A device for holding/storing electricity.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> Resistor: A device designed to introduce resistance into an electric current.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> Switch: A device for turning an electric current on and off.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> Digital Electronics: Electronics involving circuits.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> Integrated Circuit: A circuit that contains hundreds of different parts and uses semiconducting material.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> Binary Code: A code using zeroes and ones that is used to program computers.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> How have circuits impacted our environment? Now, we are surrounded by technology using circuits. If it weren't for circuits, we wouldn't be able to work late by turning lights on and off. We would have less time to do the things we needed to do and we would be living in an absolutely bleak and primitive society.

<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;">Go to the following site and run the circuit construction kit. The site is: <span style="background-attachment: initial; background-clip: initial; background-color: initial; background-origin: initial; background-position: 100% 50%; background-repeat: no-repeat no-repeat; padding-right: 10px;">[|Circuit Link]

<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;">Using this site, answer the following questions:

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;">1. Using one battery, make the light bulb work. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> a. Volts: 9 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> b. Amps: 0.9

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 2. Light two light bulbs with one battery. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> a. Volts: 9 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> b. Amps: 0.45

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 3. Using a switch to light one light bulb. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> a. Volts: 9 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> b. Amps: 0.9

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 4. Use a capacitor with your circuit. (One battery, one bulb) <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> a. Volts: Was working, then stopped <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> b. Amps: was working, then stopped

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 5. Use an inductor in your circuit. (One battery, one bulb) <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> a. Volts: Going up <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> b. Amps: Going up

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 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: 17px;"> a. Volts: Goes up, then down <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> b. Amps: Goes up, then down

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 7. Which items in the grab bag complete the circuit? <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> (One battery, one bulb) <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> a. Dollar Bill: No <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> b. Paper clip: Yes <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> c. Penny: Yes <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> d. Eraser: No <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> e. Pencil lead: No <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> f. Hand: No <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> g. Dog: No

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 8. Use a resistor in your circuit. (One battery, one bulb) <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> a. Volts: 4.5 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> b. Amps: 0.45

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 9. Add two batteries to light one light bulb. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> a. Volts: 18 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> b. Amps: 1.8

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 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: 17px;"> and change the voltage to 100%. What happens to your batteries? <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> a. Volts: 117.99 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> b. Amps: 11.8

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 11. Make your own circuit <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> a. Volts: 299.97 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> b. Amps: 30 <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> c. Explain what happened with your circuit: I turned all the voltage on my 3 batteries to full power. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> d. Describe/draw your circuit below:

<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20px;">CREATE <span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;">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: 20px;">EVALUATE

<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;">Answer the Following Questions After You Complete Your Circuit: <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;">1. Did you like making the circuit? <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;">Yes, I loved it. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 2. What did you like the least about making the circuit? <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;">I hated how hard it was to clip the wires. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 3. What did you like the best about making the circuit? <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;">Soldering was a ton of fun. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 4. Using complete sentences, explain how circuits can be applied in the real world. (List three) Circuits are used in lighting, making it easier to work late. Circuits power computers, letting us use and store massive amounts of information. Circuits also allow us to communicate with each other, for example, by telephone.

<span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 5. Were you careful with the circuit, solder, and soldering iron? <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;">Yes, I was. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 6. Were you respectful and nice to other students? <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;">Yes, I was. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 7. Did you take a picture of both your circuits and add them to this wiki page? <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px; line-height: 25px;">Yes, I did.

<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 20px;">ATTITUDE <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;">1. Did you have a good attitude answering the questions? Explain: Yes, I think I was honest and didn't complain about answering, even if I had to write a lot. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 2. Did you have a good attitude making the circuits? Explain: Yes, I did. I was happy to work on the circuits and helped people when they needed it. <span style="color: #0000ff; font-family: 'Arial Black',Gadget,sans-serif; font-size: 17px;"> 3. Were you a whiny baby during the circuit unit? Explain: No, I was not. I did not complain about anything I had to do.