Good afternoon!
We can see that

The index of refraction can be calculated as:

As we noted,

, and therefore:

Beccause n = c/v, we have:
n > 1B - Is more than 1.
Diamond is the hardest naturally occurring substance found on Earth.
The six commonly recognised metalloids are boron, silicon, germanium, arsenic, antimony, and tellurium....
Answer:
A.compared
Explanation:
Fossils help figure out the time that organisms lived. If you know one of the fossils, it can be used as a reference for others around.