Hope y'all are having a good day :)) Peace from Oregon!

-Grace

What is the earliest point in the universe that we can observe? why can’t we see back further than this?

Examine the nuclear reacti why is this classified as a nuclear reaction rather than a chemical reaction? it is not balanced. a new compound is formed. a change has occurred in a nucleus. a new element has been formed.

How do we measure or think of speed in the united states?