Why did Thomson observe two glowing dots when he put neon gas into a cathode-ray tube?

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asked Sep 23, 2022 89.8k views

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Spencer Moran · Answer 1 · 2022-09-27T07:56:14+0000

Answer:

Electrons accelerated to high velocities travel in straight lines through an empty cathode ray tube and strike the glass wall of the tube, causing excited atoms to fluoresce or glow.

Why did Thomson observe two glowing dots when he put neon gas into a cathode-ray tube?

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