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1. 2:17

   Thomson's Plum Pudding Model of the Atom

   Veritasium · Jan 28, 2011 · 310.1K views

2. 2:33

   Atomic Theory

   Veritasium · Jan 7, 2011 · 342.5K views

3. 2:49

   What causes the seasons?

   Veritasium · Aug 16, 2010 · 297.6K views

4. 1:13

   How long does it take for the earth to go around the sun?

   Veritasium · Aug 15, 2010 · 1.8M views