Doppler Effect, Redshift/Blueshift
Authored by Dan Little
Other Sciences
KG - University
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14 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What best describes the doppler effect?
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
If a star is being observed from Earth and it's light has shifted towards the blue side of the electromagnetic spectrum it would be...
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
If a star is being observed from Earth and it's light has shifted towards the red side of the electromagnetic spectrum it would be...
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The vast majority of galaxies in our universe are moving away from us. We know this because we observe __________ in the galaxies absorption spectra.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Use the image to identify the motion of the object relative to Earth. Compare the absorption spectra of the star to what the star would look like if it were not moving at all relative to Earth.
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Use the image to identify the motion of the object relative to Earth. Compare the absorption spectra of the star to what the star would look like if it were not moving at all relative to Earth.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Use the image to identify the motion of the object relative to Earth. Compare the absorption spectra of the star to what the star would look like if it were not moving at all relative to Earth.
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