Chapter Name : Structure Of Atom |
Sub Topic Code : 102_11_02_01_01 |
Topic Name : Sub-Atomic Particles |
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Sub Topic Name : Discovery Of Electron |
Discuss the experiment.
Knowledge about an atom
Keep a magnet close to TV. Observe what happens .
“How do pictures on the television appear?”
Key Words | Definitions (pref. in our own words) |
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Dalton’s atomic theory Cathode ray discharge tubes | Basic unit of matter is atom Partially evacuated tubes used to study electric discharge, made f glass , having anode and cathode. |
Gadgets | How it can be used |
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Make a chart for the sub-particles and there properties | Put it up somewhere in your room so that u can have a look everyday. |
Electron microscope, TV
Examples | Explainations |
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Pictures are viewed on the television | Due to cathode rays hitting the fluorescent screen |
Discovery of electron
How television screen functions ?
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