What is Olbers Paradox primarily concerned with?
Why is space black?

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Physics, Science
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University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The speed of light
The color of the sky during the day
The brightness of the night sky
The distance between stars
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In an infinite static universe, why would the sky be as bright as a star's surface?
Every point in the sky would have a star
Due to the reflection of light by dust
The universe would not have a beginning or end
Because of the presence of clouds
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the redshift of galaxies indicate?
Galaxies are moving away from us
Galaxies are changing color
Galaxies are stationary
Galaxies are moving closer to us
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do distant galaxies appear redder?
Due to the presence of dust
Because they are older
Because of the expansion of the universe
Due to the presence of red stars
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does the night sky appear black to human eyes?
Due to the lack of light sources
Due to the presence of clouds
Because there are no stars
Because human eyes are not sensitive enough
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the true colors of the night sky be revealed?
By using infrared cameras
By observing during the day
Through long exposure photography
By using a telescope
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What process makes the sky blue during the day?
Rayleigh scattering
Inverse square law
Redshift
Olbers Paradox
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