How can observable nature explain the atomic theory to describe matter

Question

The challenge with chemistry, the atomic theory has limited direct application in nature or how we define nature. Is there a good example to make this connection for a five year old?

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Answer 1

“Everything is made of tiny crumbs. Sometimes the crumbs are loose, like salt, sometimes they are sticky. Sometimes they float in the air, and you can only see the very biggest ones.” Try to see dust motes in the air. Grains of sand. Get out a magnifying glass and crush breadcrumbs so they can see.