The answer is A). Moving from A to C the temperature and the kinetic energy increases.
Answer:
That's almost the true
Explanation:
it does not happen all the time
The answer is C. p=mv p=18x30 = 540kgm/s
Yes because mercury has more protons and electrons that tin. (30 more)
<u>Answer</u>
5.the stage before a star becomes a main sequence star
<u>Explanation</u>
A protostar is a small star that is still gathering its masses. When it forms enough masses it make a parent molecular cloud.
This been the case, from the choices given, the correct statement about a protostar is;
5.the stage before a star becomes a main sequence star