

Circuit Diagrams and Symbols
Flashcard
•
Science
•
9th Grade
•
Practice Problem
•
Hard
E Amos
FREE Resource
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31 questions
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1.
FLASHCARD QUESTION
Front
Circuit diagram symbols include: switch (open), switch (closed), cell, battery, diode, resistor, variable resistor, LED, lamp, fuse, voltmeter, ammeter, thermistor, LDR.
Back
Standard symbols used in circuit diagrams are essential for understanding electrical circuits.
2.
FLASHCARD QUESTION
Front
For electrical charge to flow through a closed circuit, the circuit must include a
Back
a source of potential difference
3.
FLASHCARD QUESTION
Front
Electric current is a flow of electrical charge.
Back
The size of the electric current is the rate of flow of electrical charge.
4.
FLASHCARD QUESTION
Front
Equation linking charge flow, current, and time.
Back
Charge flow = Current × Time
5.
FLASHCARD QUESTION
Front
Units for charge flow, current, and time.
Back
Charge in coulombs (C),
current in amps (A),
time in seconds (s).
6.
FLASHCARD QUESTION
Front
Current in a single closed loop.
Back
A current has the same value at any point in a single closed loop.
7.
FLASHCARD QUESTION
Front
Factors affecting current through a component.
Back
Depends on resistance (R) and potential difference (V) across the component.
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