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Digital and Analog Waves
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
The gray plot and red plot attempt to transmit the same signal in the graph below. What is the best conclusion that can be drawn?
The gray plot is a discrete analog signal.
The red plot is a discrete digital signal.
The red plot is a discrete analog signal.
The red plot cannot transmit a useful signal because of its box like shape.
Tags
NGSS.HS-PS4-1
NGSS.HS-PS4-5
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
What are some major differences between analog and digital signals? Select all that apply.
Analog sends continuous wave signals but digital sends wave pulse signals.
Digital sends continuous wave signals, but analog sends wave pulse signals.
Analog sends continuous wave signals but digital sends discreet wave pulse signals.
Digital sends continuous wave signals, but analog sends discreet wave pulse signals.
Tags
NGSS.HS-PS4-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the amplitude of the blue wave?
1
2.5
2
3
4
Tags
NGSS.MS-PS4-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In some situations, digital cable will produce a much crisper image than analog. What is one important cause of this?
Digital signals are not as susceptible to noise as analog.
Analog is incapable of producing images as crisp as digital.
Digital is always a better option than analog.
Analog signals transmit in discrete pulses which decreases transmission quality.
Tags
NGSS.HS-PS4-2
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is the wavelength of this wave?
Tags
NGSS.HS-PS4-1
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is the amplitude of this wave?
Tags
NGSS.HS-PS4-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What part is represented by the blue lines?
Crest
Resting Point
Wavelength
Amplitude
Tags
NGSS.MS-PS4-1
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