Question

5. A nano-meter is used to measure the size of an atom or a molecule. What exactly is a
nanometer?

i. It is a smaller unit of measuring length. It is 10-9m.

ii. It is the smallest measurable distance as described by S.I.

ii. It is a measure of length that measures 100 m at one time.

iv. None of the above.​

Answer 1

Answer:

The nanometre (international spelling as used by the International Bureau of Weights and Measures; SI symbol: nm) or nanometer (American spelling) is a unit of length in the metric system, equal to one billionth (short scale) of a metre (0.000000001 m).

Answer 2

Answer:

Option I)

Explanation:

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