Geology and Evolution Crossword

_____ _______ are known to have lived in a particular geologic age that can be used to determin the date of the rock layer in which it was found
___ __ _____________ states that in undisturbed rock layers tha newer layers will be deposited over older layers- the oldest rock is at the bottom
Radioactive heavy metal that is an abundant source of nuclear energy that has 12 known isotopes used in radioactive dating
Type of rock formed under or above ground when magma cools
Rock created from the transformation of other types of rock through heat and pressure
Rock layers formed by deposition of sand, clay, and other pieces of rock that are compacted together under pressure- occurs near bodies of water
The study of rocks, processes, and the history of the Earth
the part of Earth's crust that underlines the oceans
The major and minor sections that the Earth's crust of oceanic or continental crust. The movement is the responsible for the geologic and subsequent biologic change over time.
a child or animal in relation to its parent or parents