Science 6.1.1.2 Models of Atom Activity
Storyboard Text
- Yes, Democritus proposed that matter is composed of tiny and uncuttable/hard particles called atomos which are now called atoms.
- Brother did you what Democritus proposed?
- Yes, John Dalton created the first atomic theory. His theory was that matter was made up of atoms that are indivisible and indestructible.
- Then, brother Did you know who was the one that created the first atomic theory and the meanings?
- Yes, J.J. Thomson found out that there are negatively charged particles inside the atom. Thomson named these negatively charged particles corpuscles, but scientists later changed it into what we know now as electrons.
- Then Brother did you know what J.J. Thomson did?
- Ernest Rutherford found out that their is a Nucleus and Protons in the Nucleus.
- Then what did Ernest Rutherford did?
- Then, Do you know who was the one that found out that inside the nucleus their is a Neutron?
- Yes, it was James Chadwick.
- Yes, Neil Bohr discover that Nucleus is surrounded by orbiting electrons at different energy levels.
- Then did you know what Neil Bohr did?
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