1 nano (n) = 10⁻⁹ Explanation
1 pico (p) = 10⁻¹² Explanation
1 femto (f) = 10⁻¹⁵ Explanation
Size of our Galaxy = 10²¹ m Explanation
Distance of Sun from Earth = 10¹¹ m Explanation
Distance of moon from Earth = 10⁸ m Explanation
Radius of Earth = 10⁷ m Explanation
Thickness of Paper = 10⁻⁴ m Explanation
Wavelength of Light = 10⁻⁷ m Explanation
Length of Virus = 10⁻⁸ m Explanation