Electricity and Magnetism

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Science
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9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What is a parallel circuit?
Back
A parallel circuit is a type of electrical circuit where components are connected alongside each other, so the same voltage is applied to each component. If one component fails, the others can still operate.
2.
FLASHCARD QUESTION
Front
What happens to the brightness of a light bulb in a parallel circuit when other bulbs are removed?
Back
The brightness stays the same because each bulb operates independently.
3.
FLASHCARD QUESTION
Front
What is a series circuit?
Back
A series circuit is a type of electrical circuit where components are connected end-to-end, so the same current flows through each component. If one component fails, the entire circuit is broken.
4.
FLASHCARD QUESTION
Front
What happens to the brightness of a light bulb in a series circuit when other bulbs are removed?
Back
The brightness increases because the remaining bulb receives the full voltage of the power source.
5.
FLASHCARD QUESTION
Front
What is the role of a switch in an electrical circuit?
Back
A switch controls the flow of electricity in a circuit by opening (breaking the circuit) or closing (completing the circuit) the path.
6.
FLASHCARD QUESTION
Front
What is the function of a battery in a circuit?
Back
A battery provides the electrical energy needed to push electrons through the circuit.
7.
FLASHCARD QUESTION
Front
What is Ohm's Law?
Back
Ohm's Law states that the current (I) through a conductor between two points is directly proportional to the voltage (V) across the two points and inversely proportional to the resistance (R) of the conductor. It can be expressed as V = I × R.
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