Team 1
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Team 2
0
Teams
Name
Score
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×
heart
Other team wins 15 points!
Oops!
×
gift
Win 20 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
banana
Go to last place!
Oops!
15
×
True or False: This image could be described as pixelated.
True
Oops!
Check
Okay!
Check
×
heart
Other team wins 20 points!
Oops!
×
shark
Other team loses 15 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 25 points!
Oops!
15
×
The person receiving this message needs to be able to ______ the message
decode
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Check
Okay!
Check
15
×
Which signals are more secure and useful for confidential information?
Digital Signals
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Okay!
Check
15
×
All waves transfer what?
Energy
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15
×
True or False: When an analog signal is changed because of noise, the information in the signal is also changed.
True
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Check
Okay!
Check
15
×
Small uniform shapes that are combined to make a larger image
Pixels
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Check
Okay!
Check
×
banana
Go to last place!
Oops!
×
gold
Win 50 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
banana
Go to last place!
Oops!
15
×
Which signal is shown on this graph?
Digital Signals
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Check
Okay!
Check
15
×
Any unwanted change to a signal
Noise
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Check
Okay!
Check
15
×
Human voice is an example of
Analog Signals
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Okay!
Check
15
×
Which signal is this image an example of?
Analog Signal
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15
×
Combinations of short (dot) and long (dash) wave pulses that represent letters and numbers
Morse Code
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15
×
When an electromagnetic waves has been encoded, we say the wave has been...
modulated
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Check
15
×
Which signal loses accuracy over long distances?
Analog Signals
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Check
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Check
×
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