Question

which is the bulding blocks of matter
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Answer 1

Answer:

Explanation:

Scientists once thought the most fundamental building block of matter was a particle called the atom. Now we know that the atom is made of many smaller pieces, known as subatomic particles. Every atom contains a central core called the nucleus, made of particles called protons and neutrons.

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Answer 2

Answer:

ATOMS

Explanation:

ARE THE BUILDING BLOCKS OF MATTER