Encompasses a range of frequencies

science

Quiz
•
Physical Ed
•
10th Grade
•
Medium
Le Zuni
Used 1+ times
FREE Resource
46 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Electromagnetic spectrum
Radio waves
Maxwell 1867
Guglielmo Marconi
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
They have the longest wavelengths, from a few meters to kilometers
3 kHz to 300 GHz
Amplitude Modulation (AM)
Guglielmo Marconi
Electromagnetic spectrum
Radio waves
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wireless message
Radio waves
Frequency Modulation (FM)
Guglielmo Marconi
Microwaves
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Modulate or change the amplitude of radio waves (carried wave) they transmit by feeding audio information called input or modulating signal into them.
Amplitude Modulation (AM)
Electromagnetic spectrum
Microwaves
Guglielmo Marconi
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Modulate the frequency of the carrier signal.
Frequency Modulation (FM)
Amplitude Modulation (AM)
Infrared radiation
Microwaves
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Have long wavelengths with frequencies that ranges from 1- 1000 GHz.
Hertz 1888
In TV-relay systems, radar devices, and guided missiles.
Sir William Hersche; (1738-1822)
Microwaves
Infrared radiation
Infrared Radiatiion (IR)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The differences in the temperature among the colors of the visible spectrum
Infrared radiation
Radio waves
Frequency Modulation (FM)
Amplitude Modulation (AM)
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