12 points
what's the difference between a hypothesis and a theory?
a. theory" is another word for "fact; " "hypothesis" is another word for "guess."
b. hypothesis can't be proven; theories can.
c. theories have been confirmed through tests; hypotheses haven't.
d. theories contain many hypotheses; a hypothesis only contains one theory.

Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?

Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic

Describe the forces both attractive and repulsive that occur as two atoms move closer together.