Discovering Atomic Structure - 3-2 Discovering Atomic Structure Faraday thought atomic structure related to electricity(1839*Atoms contain particles

Discovering Atomic Structure - 3-2 Discovering Atomic...

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3-2: Discovering Atomic Structure Faraday: thought atomic structure related to electricity (1839) ***Atoms contain particles that have electrical charge! Benjamin Franklin: -two kinds of charges (+) and (-) -likes repel, opposites attract -lightning is static electricity on a LARGE scale
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Cathode ray tube: glass tube with little or no air and electrodes in each end, lined with fluorescent material; can see radiation flowing between the cathode (-) and the anode (+) Cathode ray: the stream of radiation (used for early TV picture tubes) This stream of radiation was found to be negatively-charged particles named electrons by Thomson (first identified subparticle of the atom) – “Plum Pudding Atomic Model”
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