Assertion: cosmic ray's electron | /r/HasProperty | discharged by cathode
Facets:
value: through a vacuum
type: MANNER
Source sentences:
text: A ray composed of negatively charged electrons discharged by a cathode through a vacuum, moving in a straight line and producing x-ray photons upon hitting solid matter.
text: A ray composed of negatively charged electrons discharged by a cathode through a vacuum, moving in a straight line and producing x-ray photons upon hitting solid matter.