Easy - it's Caitlin Hale. Check out her freestyle rapping towards the end of the movie. School Of Rock is the only movie in which she has appeared.
The density of rock B is greater because its volume is less.
Almost all rocks will undergo change at one point. So the answer is yes. metamorphic rock can undergo melting, becoming magma, when surfacing and cooling will become igneous rocks. Metamorphic rock...
Petroleum isn't actually rock. It is found in sedimentary rock
No. A similar rock could be formed, but some characteristics would be altered.