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(Technology) Digital vs. Analog Signals
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Game Code: 1030892
15
Public
This #science kahoot explores scientific and technical information that supports the claim that #digital signals are more reliable than #analog signal...
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lancesfa
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#Science
#digital
#Technology
#Grade6
#grade7
#grade8
#analog
#signals
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In which type of technology does the recording of a wave get used in its original form?
analog
digital
gamma
radio
15
Which technology turns recorded waves into numbers that can be stored in a device?
analog
digital
gamma
radio
15
Which type of signal maintains the quality of that signal or recording?
digital
dgital
digtal
digitl
15
Analog signals are able to carry more information than digital signals.
True
False
15
Which of the following is NOT true about digital signals?
They have a faster rate of transmission.
They use binary values for data.
They are replicas of sound waves.
They are easier and more reliable to transmit.
15
Does this image represent an analog signal or a digital signal?
anlog
anaolg
analog
analg
15
Why are analog signals prone to distortion & decreased transmission quality?
Noise can interrupt the signals.
The amplitude of a wave is too high.
Each phase cannot store enough information.
The frequency of waves changes quickly.
15
Digital signals have a finite range of values.
False
True
15
What does the finite range of a digital signal lie between?
10 to 100
0 to 1
0 to 100
a to b
15
Which of the following is NOT a benefit of using digital signals?
they can be transmitted over long distances
they can be stored for future recovery
recordings maintain their original form
more reliable recordings
15
Which type of transmission cable uses light instead of electricity to quickly transmit signals?
metallic wire
modems
fiber-optics
copper wire
15
The use of fiber-optics to transmit digital signals has created advances in all of these EXCEPT
military & space applications
medicine & surgery
computer networking
clothing manufacturing
15
Digital technology has created huge advancements in science.
True
False
15
Which of the following technologies does NOT use wireless digital signals?
WiFi connectivity
3G, 4G, LTE
Bluetooth
AM radio
15
Which type of digital signal has been used to advance science & scientific investigations?
all of these have advanced science
faster, worldwide communication
digital transmission of space probes
digital probes for lab use
15
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