Assertion: gamma ray's source | /r/HasProperty | cosmic
Facets:
Source sentences:
text: Long before experiments could detect gamma rays emitted by cosmic sources, scientists had known that the Universe should be producing such high energy photons.
text: Natural background radiation comes from five primary sources: cosmic radiation, solar radiation, external terrestrial sources, radiation in the human body, and radon.
text: The primary source of the noise is cosmic rays.
text: Long before experiments could detect gamma rays emitted by cosmic sources, scientists had known that the universe should be producing them.
text: Natural background radiation comes from five primary sources: cosmic radiation, solar radiation, external terrestrial sources, radiation in the human body, and radon.