Atomic Structure | Term 1 Unit 4 | 7th Science - How small is an atom? | 7th Science : Term 1 Unit 4 : Atomic Structure
Chapter: 7th Science : Term 1 Unit 4 : Atomic Structure
How small is an atom?
An atom is one and thousand times smaller than the thickest human hair.
How small is an atom?
An atom is one and thousand times
smaller than the thickest human hair. It has an average diameter of
0.0000000001m or 1×10-9 m. To understand atom’s size with the
familiar things we know, now let us find what is the size of pencil, red blood
cell, virus and dust particle.
1×10-2m
1×10-4m
1×10-6m
1×10-7m
1×10-10m
Now you could imagine how small an
atom would be.
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7th Science : Term 1 Unit 4 : Atomic Structure