
Cosmic Microwave Background Radiation Concepts

Interactive Video
•
Physics, Science
•
10th - 12th Grade
•
Hard

Amelia Wright
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the cosmic microwave background radiation?
Heat from the Earth's core
Radiation from the sun
Electromagnetic radiation from 380,000 years after the Big Bang
Light from distant stars
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the universe change over a billion years?
It stops expanding
It remains completely uniform
It condenses into stars and becomes less uniform
It shrinks and becomes denser
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to cosmic microwave background radiation as it travels through space?
It becomes more blue-shifted
It remains unchanged
It becomes more red-shifted
It disappears completely
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main reason cosmic microwave background radiation is red-shifted?
The radiation is emitted by stars
The radiation is absorbed by dust
The universe is expanding
The universe is contracting
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why might we eventually stop observing cosmic microwave background radiation?
The radiation will become blue-shifted
The radiation will be absorbed by stars
The radiation will become too red-shifted to detect
The universe will stop expanding
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What will happen to the wavelengths of cosmic microwave background radiation in the future?
They will remain the same
They will become invisible
They will become longer
They will become shorter
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the term 'red-shifted to infinity' imply about cosmic microwave background radiation?
It will stop existing
It will become blue-shifted
It will have an infinite wavelength
It will become visible light
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