C.
centi- is essentially 10^2 of one meter.
If you had 100m, multiplying 100 by 10^2 (or 100) would give you 10000 cm.
Answer:
<em> The answer is </em><u><em>(D) Magnetism</em></u>
The methods separates a homogeneous solution by spinning the solution very fast is magnetism.
Answer:- The correct answer is B. measuring the height of a building.
Explanations:- Insects and ants are very small. So, meter is not the right unit of measure their length. Their lengths would be measure in mm that is millimeters. So, options A and C are not good.
The distance between two cities is mostly too much so it's measured in kilometers or miles. So, D is also not good.
Height of buildings is measured in meters and so the correct option is B.
