Answer:
The frequency of this light is
.
Explanation:
Wavelength of the light = 
Speed of the light = c = 
Frequency of the light = 


The frequency of this light is
.
The density of silver is 10.5 g/cm3.
Answer:
c) hereditary
Explanation:
This means that if your parents had one eye colour, you'll most likely have the same one because you share the same genes, and it's passed down to you.
Answer:

Explanation:
Given that,
The wavelength of a microwave is 7.42 mm or 0.00742 m
No. of photons, n = 359
We need to find the energy produced by this no of photons. It can be given by the formula as follows :

or

So, the required energy is
.