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anna sience

amber Hardened tree sap yellow to brown in color that can be a source of insect fossils
mold An empty space in rock that once held the remains of a living thing
cast A fossil formed or shaped within a mold
imprint A fossil made by an impression
fossil fuel A source of energy made from the remains of ancient once-living things
nonrenewable resourse A natural material or source of energy that is useful to people and cannot be replaced easily
fossil any evidence of an organism that lived in the past
renewable resourse A useful material that is replaced quickly in nature
Created by: 1252374298