Properties of Electromagnetic Waves
Authored by Mr. Castiel
Physics
9th - 12th Grade
NGSS covered
Used 173+ times
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15 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the following are true of electromagnetic waves?
They all travel at the same speed
They need a medium to travel
Only a small portion of them are visible to humans
They all carry the same amount of energy
Tags
NGSS.HS-PS4-3
NGSS.HS-PS4-1
NGSS.HS-PS4-4
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Gamma rays are the highest frequency electromagnetic waves. Which are true about Gamma rays.
They are used in 5G cellphone communication
They are more dangerous to humans than UV rays
They have a smaller wavelength than visible light
Gamma rays carry less energy than radio waves
Tags
NGSS.HS-PS4-3
NGSS.HS-PS4-1
NGSS.HS-PS4-4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Electromagnetic waves are produced when a charged particle accelerates. This creates a "ripple" or wave in the _________ ________.
gravitational field
quantum realm
space-time continuum
electric field
Tags
NGSS.HS-PS4-3
NGSS.HS-PS2-5
NGSS.HS-PS3-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which range of electromagnetic waves have the longest wavelength?
Gamma Ray
Visible
Microwave
Radio
Tags
NGSS.HS-PS4-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The image shows the tendency of a wave to spread out when passing through a narrow gap. This effect is called...
diffraction
polarization
transmission
absorption
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When white light is diffracted we see a rainbow. Why is this?
The wavelengths become shorter as they get diffracted
Different wavelengths are diffracted at different angles
The white light is absorbed and the different colors are emitted
Tags
NGSS.HS-PS4-3
NGSS.HS-PS4-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens after an electron has been excited into a high energy orbital?
It falls back into a low energy orbital and releases a photon
It stays there until it is hit by another photon
It slowly falls back into a low energy orbital
It launches out of the atom
Tags
NGSS.HS-PS1-2
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