About this video
This video explains why we can't see atoms even though everything is made of them. It talks about how scientists figured out atoms exist and what they're like.
🧠 Quiz & Trivia
Test your knowledge after watching!
Q1 What did Democritus call the tiny building blocks of matter?
Answer: Atoms
Q2 What element did Robert Brown study that helped us understand atoms?
Answer: Pollen
Q3 What is the smallest unit of matter that acts like a Lego block?
Answer: An atom
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