Answer:
1 cm = 10,000,000 nm
Explanation:
Since 1 meter = 100 centimeter
and 1 meter = 1,000,000,000 nanometer
so, 1 cm = 10,000,000 nm
Here we can simplify a formula to convert cm to nm as
nanometers = 10,000,000 multiplies centimeters.
Example: convert 8 cm into nms.
so nm = 10,000,000 multiplies 8
80,000,000 nms