Information Transfer

Assessment
•
Beverly Robinson
•
Science
•
4th Grade
•
393 plays
•
Hard
Student preview

10 questions
Show answers
1.
Multiple Select
What two things are used to form patterns representing letters and numbers in Morse code?
dots
dashes
colors
sounds
2.
Multiple Select
What two symbols do computers use to form patterns and code information?
0's
100's
1's
A's
B's
3.
Multiple Select
What are the THREE colors of light that make up pixels on a screen to create colors?
Blue
Green
Yellow
Red
Puple
4.
Multiple Choice
Information is stored on CD's using holes burned with lasers.
true
false
5.
Multiple Choice
How does a 3-D printer know what to print?
Instructions from the computer are sent to the printer as patterns of 1's and 0's
a photo is sent to the printer and the printer prints a picture that matches that photo
you upload a blueprint, the computer reads the blueprint then uses those instructions to print whatever was in the blueprint
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