Worksheets5.4 Practice Quiz
Total questions: 25
Worksheet time: 15mins
Absolute Zero
Big Bang Theory
Hubble's Law
Photons
Plasma
The age of the universe is
An increase in wavelength and a decrease in frequency of a wave would indicate
Cosmic background radiation confirms that the temperature of the universe
The temperature of cosmic background radiation is
If we observed blue shift in the spectra of galaxies, this would tell us that
Cosmic Microwave Background Radiation originated as the first light. The universe transitioned from _________ to __________.
How does red shift provide evidence for the big bang?
What characteristic of the Cosmic Microwave Background Radiation (CMBR) provides evidence that the universe is expanding?
Right after the big bang the universe was opaque and light was unable to go through it. Why is that?
What determined the temperature, density, and ratio of elements of the universe soon after the big bang?
Since the Big Bang occurred, what has happened to the temperature of our universe?
According to the diagram above, when did the first Helium nuclei form?
According to the diagram above, when did atoms form?
According to the diagram above, when did the first galaxies form?
500 million to 1 billion years after the big bang
All energy and matter of the big bang before expansion outward was:
What is happening with our universe?
It is expanding.
It is shrinking.
It is heating up.
It has reached a constant point of equillibrium.
Hubble’s discovery that there is a red shift in the spectra of galaxies is evidence that the universe is (a) .
Since the Big Bang occurred, the temperature of space has cooled from 1027 degrees Celsius to -270 degrees Celsius.
True
False
The universe began (a) years ago.
The CMB (Cosmic Background Radiation) is:
the remaining energy from the big bang.
incredibly cool.
a cloud of light
only located in certain places in the universe.
