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Definition
| unequal positive and negative particles which creats a flow of electricity. |
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Definition
| Steady stream of electrons from atom to atom. |
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| What are the 2 types of magnets? |
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Definition
| Natural Magnets and Artificial Magnets |
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| Field around particles that cause attraction and repulsion |
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| wires coiled to increase the power of the magnetic field |
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| An unbroken path current travels to produce work. |
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TRUE or FALSE:
Can AC be transformed? |
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Definition
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| The standard AC receptacle consists of? |
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Definition
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| Adds resistance, and can be fixed or variable. |
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| Step up AC and DC power, and can convert AC to DC |
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Definition
Used to amplify,detect,or switch.
-replaced vacuum tubes |
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| made the first estimate of the speed of the light |
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| Nicola Telsa predicted wireless telephoney. |
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Term
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Definition
| Marconi patents the wireless radio |
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Term
| What year did the first commercial radio station start and what is the name? |
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Definition
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| What is the speed of light? |
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Definition
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TRUE or FALSE:
Light needs a medium? |
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Definition
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| What transmits music, pictures, and data? |
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Definition
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| ____ is the lowest frequency we see and ____ is the highest frequency. |
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Definition
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| Direct Light is measured in? |
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Definition
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Term
| Reflected Light is measured in? |
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Definition
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Term
| What three colors are in the Additive Color Theory? |
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Definition
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Term
| What three colors are in the Subtractive Color Theory? |
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Definition
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Term
| What are the three different types of UV rays? |
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Definition
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Term
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Definition
| Very intense, short waves which can be move around molecules. |
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