Questions about example sentences with, and the definition and usage of "Relativity"

A: It means "compared to other things."
For example:
It was a very hot spring day, much hotter than a normal day in spring. It was not as hot as in summer though.
Could be written:
It was a relatively hot spring day.
In this sentence it is known that we are comparing one spring day, to other spring days, and that this one was hotter.

You could also say:
I am smart compared to other people
as
I am relatively smart.

A: Check the question to view the answer

A: relativity - science concept

Einstein's theory of special relativity is his most famous contribution to science.

relevance - connection between two topics (relevant = adjective)

A: The Beatles are no longer relevant in teenage pop culture. My students don't know who they are.

A: I think both are correct, but I feel like most people would say the first option 9/10 times.

A: You could write "but" instead of "yet"