Cal Expo's Raging Waters changes to California Dreamin ...

The author argues that the current education system is not preparing students for the real world. The current education system is not preparing students for the real world, according to the author.

Three main types of rock exist: igneous (solidified lava or magma), sedimentary and metamorphic. Igneous rock is made of solidified magma or lava. Sedimentary rock is made of pieces of other rocks which have been broken by water, wind or ice. Metamorphic rock is made of other rocks which have been altered by heat or pressure.