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Science Chapter 5 Earth's History

minerala naturally occurring substance that is neither plant nor animal
relative agethe age of something compared with the age of another thing
castafromed or shaped within a mold
metamorphic rockrock that has been changed by heat, by pressure or both
amberhardened tree sap
rock cyclea process by which rocks are changed from one type to another
sedimentary rockrock formed when layers of rocks are cemented together
imprinta fossil created by a print or impression
molda hollow fossil form clearly showing the outside features of the organism
igneous rockfire made rock formed from hot, molten rock material

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