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Rocks & Minerals-Vog

Rocks & Minerals-Vogel

An object that is solid, formed in nature, and has never been alive. Minerals
A naturally formed solid made of one or more minerals. Rock
Rock formed from material that has settled into layers. Sedimentary Rock
Rock that was once melted and then cooled and hardened. Igneous Rock
Rock that has been changed by heat and pressure. Metamorphic Rock
What properties identify minerals? Hardness, color, and streak
The powder left behind by a mineral when it is rubbed against a rough white tile. Streak
The process of rocks changing from one kind of a rock to another kind of rock. Rock Cycle
What causes rocks to change? Being exposed to wind and rain or heat and pressure
What remains of a living thing that died a long time ago? A trace
Why are animal fossils more common than plant fossils? Soft parts of plants are easily destroyed
What do you call the shape of a once living thing left in sediment when the rock formed? Mold
What is formed when mud or minerals later fill a mold? Cast
What are the three layers of the Earth called? Core, Mantle, and Crust