PS Module 11: Electromagnetic Waves
Authored by Kari Athey
Physics
7th - 12th Grade
Used 32+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
an electrical signal whose value changes smoothly over time
analog signal
digital signal
carrier wave
radio wave
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
specific frequency that a radio station is assigned and uses to broadcast signals
carrier wave
analog signal
digital signal
transceiver
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
an electric signal with only two possible values: ON and OFF
digital signal
analog signal
carrier wave
modulation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
waves created by vibrating electric charges; consists of vibrating electric and magnetic fields, and can travel through a vacuum or through matter
electromagnetic wave
carrier wave
ultraviolet wave
radio wave
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
electromagnetic wave with a wavelength less than about 100 trillionths of a meter; usually emitted from a decaying atomic nucleus
gamma ray
photon
X-ray
ultraviolet wave
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
system of satellites and ground monitoring stations that enable a receiver to determine its location at or above Earth's surface
Global Positioning System
carrier wave
transceiver
modulation
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
electromagnetic wave with a wavelength between about 1mm and 700 billionths of a meter
infrared wave
microwave
radio wave
ultraviolet wave
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