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PBS Space Time
What is Energy?
Season 4
Episode 12
Energy is the most powerful and useful concept in all of physics, but what exactly is it?
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16:28
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20:07
All particles belong to two large groups: fermions and bosons.
16:11
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17:25
So you’ve decided to jump into a black hole...
12:51
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13:28
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20:15
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15:36
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14:28
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