Which of the following are not used in communication?
Grade 10 Science Examination

Quiz
•
Science
•
10th Grade
•
Medium
Edd Ambay
Used 5+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
microwave
radio waves
gamma rays
infrared rays
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following refers to the conversion of electrical signals to radio waves?
antenna
reception
transmission
amplitude modulation
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following refers to the conversion of radio waves to electrical signals?
antenna
reception
transmission
amplitude modulation
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is used in GPS?
visible light
microwaves
gamma rays
ultraviolet rays
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is used to see things in the dark?
radio waves
visible light
gamma rays
infrared radiation
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following can be used to cut through materials such as metals?
lasers
UV rays
radio waves
microwaves
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which phenomenon involves the absorption of UV radiation and emission of visible light?
fluorescence
luminescence
bioluminescence
chemiluminescence
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