Communication Technology
8th Grade
•15 Qs
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Communication Technology
Quiz
•
Science
•
8th Grade
•
Hard
+2
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Can people decode simple digital signals?
No, digital signals are too complex for anyone to decode.
Yes, people can decode simple digital signals.
No, only machines can decode digital signals.
Yes, but only if they are trained professionals.
Tags
NGSS.MS-PS4-3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How does the storage of information differ between analog and digital forms?
Digital storage is less efficient than analog storage in preserving data.
Analog storage uses continuous signals, while digital storage uses discrete binary values.
Analog storage uses binary values, while digital storage uses continuous signals.
Both analog and digital storage use continuous signals for information.
Tags
NGSS.MS-PS4-3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which communication device uses circuits and electromagnetic waves?
Cell phone
Radio
Both
Tags
NGSS.MS-PS4-1
NGSS.MS-PS4-2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A device that converts (changes) a voice or image into a signal that can be transmitted.
Encoder
Component
Signal
System
Tags
NGSS.MS-PS4-3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A device that sends the encoded signal over a specific communication channel. This channel is the path over which the message must travel to get from the sender to the receiver.
Transmitter
Encoder
Component
Signal
Tags
NGSS.MS-PS4-1
NGSS.MS-PS4-2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which is not a type of communication technology?
Cell phone
Satelite dish
Laptop
Home phone
Tags
NGSS.MS-PS4-3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which is not an example of storage in a communication device?
Flash drive
Voicemail
The Cloud
An app
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