Question
Biology Question on Cell: the unit of life
Angstrom ($??) is equal to
A
0.01 mm
B
0.001 mm
C
0.0001 mm
D
0.00001 mm
Answer
0.00001 mm
Explanation
Solution
An angstrom (symbol A) is a non-SI unit of length that is internationally recognised, equal to 0.1 nanometer (nm). It can be written in scientific notations as 1 x 10~10 m. It is used in expressing the size of atoms, length of chemical bonds etc. It is named after Anders Jonas Angstrom. Angstrom = 0.0001mm.