Sedimentary rocks are made up of pieces of older rocks (igneous, metamorphic, and sedimentary) and organic remains (shells, bone, etc.). When rocks break apart from erosion they are transported by ...

Dwayne Johnson is a big Hollywood star who has been going by the name “The Rock” ever since his wrestling days. He’s been known to the world as The Rock for a long time, so it’s no surprise that a ...