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Earth's History and Processes

Name __________________________________
Across
A fossil dig site where over a million fossils have been found, due to many animals getting trapped in oozing tar from cracks in Earth's surface
The age of rocks or fossils compared to the surrounding age of rocks or fossils; not an exact age
When sedimentary layers of rock have been left undisturbed, the top layer is the newest layer, and the oldest layer will be at the bottom
The remains or impressions of a prehistoric living thing that died long ago that is preserved in some way
Down
A scientist that studies fossils
A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms
The shape of a plant or animal left in sediments when the rock formed
A living thing that is no longer found alive anywhere on earth today
Formed when mud or minerals fill the mold