Uploaded January 2019 | Updated September 2026, 4 days ago
Shows how to draw simple series and parallel circuits. Also including how to show volt meters and ammeters in the circuit.
In a series circuit, the current is only able to flow through a single path. In a series circuit, the current is the same throughout the entire circuit. The voltage in a series circuit is divided across each of the resistors. If one of the resistors in a series circuit stops working, the current will not be able to flow through the rest of the circuit.
In a parallel circuit, the electrical current flows through multiple paths before returning to the power source. The voltage drop in a parallel circuit is the same across all of the resistors. In a parallel circuit, the current is divided up through each of the resistors. If one of the resistors in a parallel circuit stops working, the other resistors in parallel will be able to continue to working.
A resistor limits the electric current that flows through a circuit. Resistance is the restriction of current. In a resistor the energy of the electrons that pass through the resistor are changed to heat and/or light. For example, in a light bulb, the tungsten filament acts as a resistor that heats up because of the current going through it, causing it to glow. Ohm’s law, V = I x R, states that the voltage drop across a resistor is equal to the product of the current flowing in the resistor multiplied by the resistance of the resistor.
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Shows how to draw simple series and parallel circuits. Also including how to show volt meters and ammeters in the circuit.
In a series circuit, the current is only able to flow through a single path. In a series circuit, the current is the same throughout the entire circuit. The voltage in a series circuit is divided across each of the resistors. If one of the resistors in a series circuit stops working, the current will not be able to flow through the rest of the circuit.
In a parallel circuit, the electrical current flows through multiple paths before returning to the power source. The voltage drop in a parallel circuit is the same across all of the resistors. In a parallel circuit, the current is divided up through each of the resistors. If one of the resistors in a parallel circuit stops working, the other resistors in parallel will be able to continue to working.
A resistor limits the electric current that flows through a circuit. Resistance is the restriction of current. In a resistor the energy of the electrons that pass through the resistor are changed to heat and/or light. For example, in a light bulb, the tungsten filament acts as a resistor that heats up because of the current going through it, causing it to glow. Ohm’s law, V = I x R, states that the voltage drop across a resistor is equal to the product of the current flowing in the resistor multiplied by the resistance of the resistor.
Social Media for Step by Step Science:
Teacher Pay Teachers Store: tinyurl.com/y6d2cdfj
Instagram: instagram.com/stepbystepscience101
Website: stepbystepscience.com
Blog: stepbystepscience.com/blog
Link Tree: https://linktr.ee/stepbystepscience
This video can be shared at: youtu.be/wjClMOqkTmg
Support my channel by doing all of the following:
(1) Subscribe, get all my physics, chemistry and math videos
(2) Give me a thumbs up for this video
(3) Leave me a nice positive comment
(4) Share is Caring, sharing this video with all of your friends










