curiosity
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Why is the cover of a physics book a solar panel?
The cover of a physics book is a solar panel because 1. it symbolizes innovation and renew…
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How many balloons can the sun hold?
Given the title “How many balloons can the sun hold?”, observations of thermod…
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How to dismantle the solar lamp when I was a child
When dismantling a solar lamp during childhood, the procedure involves several steps that …
