JONNY NELSON: Energy. There are lots of different types and lots of different ways of storing it. Chemical energy in a sparkler, elastic potential energy that fires a toy into the air, and many, many ...
(bright upbeat music) - [Mr. C] What time is it? - [All] It's science time! ♪ Science, science, science time ♪ ♪ Let's all stop and just unwind ♪ ♪ One, two, three, four, here we go ♪ ♪ Learn so much ...
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