Earth/Space Crossword

the preserved remains of an organism, or traces of an organism such as a mark or print left by an animal
describes a species of animals that once lived on Earth but which no longer exists
the information about Earth's history that can be gathered from fossils
the information about Earth's history that can be gathered from fossils
They are formed from the remains of dead animals and plants
a word describing a rock or layer of rocks formed by the lithification of transported or precipitated particles
a fossil resin from tree sap, usually a translucent, yellow-brown color, which may contain insects or other organisms
fossilization process which occurs when once-living tissues are replaced by minerals, preserving the organism's structure
a chemical weathering process in which minerals are transformed into carbonates or bicarbonates by water containing carbon dioxide; the addition of carbon dioxide to a fluid
a type of fossil formed when sediment fills a mold of an organic object such as a fossil shell, creating a replica of that object made of sediment
the study of fossils and the fossil record
the evolutionary division of a group of organisms into diverse groups over a short period of geologic time