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Electromagnetic Spectrum Part 1
Test Description: Electromagnetic Spectrum part 1
Instructions: Answer all questions to get your test result.
1) Which term means the movement of energy through space?
A
black
B
radiation
C
vacumm
D
absorption
2) An area that is completely empty of all matter
A
vacuum
B
the atmosphere
C
sound waves
D
visible light
3) Does electromagnetic radiation need a medium to travel through?
A
no
B
yes
4) Humans are able to see...
A
the elctromagnetic spectrum
B
microwaves
C
gamma rays
D
visible light
5) What two things are needed for a radio to work?
A
transmitter and receiver
B
electricity and batteries
C
water and electricity
D
transmitter and amplifier
6) Wireless communication is possible due to what type of electromagnetic radiation?
A
visible light
B
gamma rays
C
microwaves
D
xrays
7) How do AM and FM radio transmissions differ?
A
AM transmissions change the frequency of the wave while FM transmissions change the amplitude
B
Am transmission use microwaves while FM transmissions use radio waves
C
AM waves are clearer than FM waves
D
AM transmissions change the amplitude of the wave while FM transmissions change the frequency
8) Which form of electromagnetic radiation has the highes amount of energy?
A
radio waves
B
gamma rays
C
UV rays
D
infrared light
9) Which of the following is an example of transmission of light?
A
a light wave passing through clear glass
B
a light wave being absorbed by a paved parking lot
C
a light wave coming into contact with a metal bench
D
gamma rays
10) Which of the following is an example of reflection of light?
A
a light wave encountering a shiny metal car
B
light wave passing through clear water
C
light scattering on choppy water
D
a light wave hitting a solid dark surface
*select an answer for all questions
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