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(Technology) Digital vs. Analog Signals
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?
radio
gamma
digital
analog
15
Which type of signal maintains the quality of that signal or recording?
dgital
digitl
digtal
digital
15
Analog signals are able to carry more information than digital signals.
False
True
15
Which of the following is NOT true about digital signals?
They are replicas of sound waves.
They have a faster rate of transmission.
They use binary values for data.
They are easier and more reliable to transmit.
15
Does this image represent an analog signal or a digital signal?
analog
anlog
anaolg
analg
15
Why are analog signals prone to distortion & decreased transmission quality?
The amplitude of a wave is too high.
Noise can interrupt the signals.
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
a to b
0 to 100
0 to 1
15
Which of the following is NOT a benefit of using digital signals?
recordings maintain their original form
they can be stored for future recovery
more reliable recordings
they can be transmitted over long distances
15
Which type of transmission cable uses light instead of electricity to quickly transmit signals?
copper wire
fiber-optics
metallic wire
modems
15
The use of fiber-optics to transmit digital signals has created advances in all of these EXCEPT
computer networking
military & space applications
clothing manufacturing
medicine & surgery
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
AM radio
3G, 4G, LTE
Bluetooth
15
Which type of digital signal has been used to advance science & scientific investigations?
digital probes for lab use
digital transmission of space probes
all of these have advanced science
faster, worldwide communication
15
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