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The CMBR is microwave radiation coming to our Earth with the same intensity (to within one part in 100,000) from all parts of the sky. Its spectrum is exactly that of a black-body -- ie, like that of a glowing object -- at a temperature 2.7 degrees above absolute zero.

It is believed to be the remnant of recombination, 377,000 years after the Big Bang. No other hypothesis about our Universe can explain the CMBR other than saying, "It's just there and I don't know why it should be."

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Q: What has cosmic microwave background radiation?
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What is primordial background radiation?

Primordial background radiation is in actuality Cosmic Microwave Background. To discover just what Cosmic Microwave Background theories are, visit the URL posted below:http://www.astro.ucla.edu/~wright/CMB.html


Which theory is supported by the evidence of cosmic microwave backround radiation?

The evidence of cosmic microwave background radiation supports the Big Bang theory.


What helped scientist determine the age of the universe?

The redshift of the cosmic microwave background radiation


What is spectral distribution of cosmic microwave background radiation?

The spectral energy distribution of the microwave background radiation found in the universe is that of a perfectly absorbing body (blackbody) radiating at 2.70 Kelvin.


What is radiation left over from the Big Bang called.?

Cosmic microwave background radiation. See related link for more information.

Related questions

The heat left over from the beginning of the universe is?

cosmic microwave background radiation.


What is primordial background radiation?

Primordial background radiation is in actuality Cosmic Microwave Background. To discover just what Cosmic Microwave Background theories are, visit the URL posted below:http://www.astro.ucla.edu/~wright/CMB.html


Which theory is supported by the evidence of cosmic microwave backround radiation?

The evidence of cosmic microwave background radiation supports the Big Bang theory.


When was the cosmic microwave background radiation first detected?

1965.


What is the leftover thermal energy from the big bang?

The radiation left over from the big bang is found in the microwave region of the electromagnetic spectrum. As the universe expanded and cooled, the intense hard gamma radiation that existed became radio waves in the low gigahertz region, characteristic of a temperature around 30 Kelvin.


Radiotelescopes reveal that space is full of?

cosmic microwave background radiation.


What is cmb?

CMB is cosmic microwave background radiation. It is the radiation that is the basis for the Big Bang theory.


What leftover thearmal energy from the big bang?

Microwave (Cosmic background radiation).


Which of these is evidence that supports the big bang theory?

cosmic microwave background radiation


A sentence for cosmic?

In the 1960s, microwave radiation was detected coming from space and no particular source, and this radiation was dubbed the Cosmic Microwave Background Radiation (CMBR).


What helped scientist determine the age of the universe?

The redshift of the cosmic microwave background radiation


What is spectral distribution of cosmic microwave background radiation?

The spectral energy distribution of the microwave background radiation found in the universe is that of a perfectly absorbing body (blackbody) radiating at 2.70 Kelvin.