Question

i)
Distance between the cities
ii) Distance between the stars
ii) Wavelength of visible light
iv) Radius of the nucleus of hydrogen atom
a) i-b, ii-d, iii - c, iv - a
c) i-b, ii - d, iii - a, iv - c
a) um
b) km
c) fm
d) light year
b) i-d, ii - b, iii - a, iv -
d) i-d, ii - b, iii - c, iv - a​

Answer 1

Answer:

your question is very confusing please ask properly