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9th Grade Physical..

Physical Science: Electrons, Neutrons, Protons, Circuits, etc.

QuestionAnswer
What provides the energy that______in the circuit? Pushes and pulls electrons
Voltage is measured in? Volts (V)
Voltage is created by: -Chemical Cells -Generators -Solar Cells
Batteries are a combination of several what? Cells
One terminal has extra electrons= Negative Charge
The other terminal has a shortage of electons = Positive Charge
Current is? flow of charge through a conductor
Electical resistance is measured in what? Ohms
Wires with a larger diameter: less resistance
longer wires: greater resistance
Formula for finding resistance,voltage, and current: V=IR I=/R R=V/I
Created by: AmandaRae
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