geologic time Crossword

earth process occurring today are similar to those that occurred in the past
states that sedimentary rock layers are laid down horizontally so if they are tilted something has disturbed them.
the geologic principle that states that in horizontal layers of sedimentary rock, each layer is older than the layer above it.
a principle that states that an igneous rock, fault, or other geologic feature must be younger than any other layer it cuts across.
a principle that states that an inclusion must be older than the rock it enclosed
a place where an old, eroded rock surface is in contact with a new rock layer.
a type of rock that forms from cooling of molten rock at or below
an igneous rock layer formed when lava flows onto earths surface and hardens.
an igneous rock layer formed when magma hardens beneath earths surface
term that refers to layers of sedimentary rock
a break in the earths crust
a system of chronological dating that relates geologic strata to time.
the largest division of time
a subdivision of a eon
a subdivision of a era
longer than an age but shorter than a period
the smallest subdivision of geological time
a drill core of ice
a term that typically describes a species that no longer has any known loving individuals