What is everything made of?

The video explains that everything, from cars and houses to people and air, is made of atoms, which are the basic building blocks of matter. Atoms are incredibly small and come in different types, allowing them to form a wide variety of objects and substances. The video emphasizes that atoms are the fundamental components of all things in the universe.

In what ways are real houses, cars, and people similar to building blocks?

Why are atoms considered too small to see with common tools like a magnifying glass?