In which changes do the particles move further apart?
W
Х
gas liquid solid
Y
Z

Nuclear fusion is the source of energy for stars. besides hydrogen, which other element is most likely also common in stars?

6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space

What can be found in the ionosphere