Plasma: The 4th State of Matter
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electricity
Fusion power (which uses plasma) can provide us with an abundant source of ____________.
electrons
A gas becomes plasma when heat strips the atoms of their _________.
stars
All _____ and interstellar gases exist in the plasma state.
neon
Both ____ and fluorescent light are made of man-made plasma.
plasma
Lighting strikes are one of the few natural displays on Earth of the 4th state of matter, called ______.
matter
Plasma makes up more than 99 % of all known ______ in the universe.
electricity
___________ excites the gas atoms and ionizes them (which means that they are charged atoms).