fossil: the remains or traces of a living animal or plant from a long time ago
paleontologist: scientist who studies fossils for information about life in the past
remote: very far away from other places
prehistoric: long ago, from a time before written history
chisel: a tool used with a hammer to chip away stone or sediment from a fossil
jackhammer: a machine used to help free fossils from rock
pick axe: a tool to dig in hard soil or rock
laboratory: where paleontologists study fossils