
Electronics
Authored by Lisa Thompson
Science
9th Grade
NGSS covered

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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is a transformer?
A region around a magnetic material or a moving electric charge within which the force of magnetism acts.
Any device for converting mechanical energy into electrical energy by electromagnetic induction
A device used to transfer electric energy from one circuit to another
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
what is a transistor?
a current amplifier
a rectifier
a power supply
an adder device
Tags
NGSS.HS-PS3-5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The following circuit diagrams show four diodes connected to an a.c power supply.
Which circuit will make the bulb lights up the brightest?
Tags
NGSS.MS-ETS1-3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the symbol for n-p-n transistor?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What do we call a material that opposes or contains the flow of electrons.
Conductor
Capacitora
Inductor
Insulator
Tags
NGSS.HS-PS2-6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is an example of an input?
Sound
LED light
Microcontroller
Push button
Tags
NGSS.HS-PS3-3
7.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Electronics is the branch of physics and technology concerned with the design of circuits using (a) and microchips, and with the behavior and movement of electrons in a semiconductor, conductor, vacuum, or gas.
Tags
NGSS.HS-PS3-5
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