Qu 7. Give reason, why -
A) Elemants are called the building blocks of the universe?
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3
Answer:
Atom is the smallest part of element that takes part in a chemical reaction. Atoms are called as building blocks of matter because all the matter around is made up of atoms.
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0
Answer:
Well, the basic building blocks that make up matter are called atoms. Sometimes two or more atoms bond, or stick together, and form a molecule. A molecule is the smallest part of a substance that still has all the properties of that substance.
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