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Rocks and Minerals
Science Chapter 6
| Question | Answer |
|---|---|
| Where are fossils are most often found? | sedimentary rock |
| A scientist who studies the Earth is a(n) __________________. | geologist |
| What is the Earth’s greatest treasure? | soil |
| What holds soil together? | plant roots |
| Hot molten rock deep below the Earth’s surface is called _______________. | magma |
| Minerals valued for being rare and beautiful. | gems |
| Minerals that contain useful substances. | ores |
| A measure of how well a mineral resists scratching. | hardness |
| The way light bounces off a mineral. | luster |
| A solid material of Earth’s crust with a definite composition. | mineral |
| Rocks changing from one into another in a never-ending series of processes | rock cycle |
| A rock formed when melted rock material cools and hardens. | igneous rock |
| A rock formed under heat and pressure from another kind of rock. | metamorphic rock |
| A rock made of bits of matter joined together. | sedimentary rock |
| A naturally formed solid in the crust made up of one or more minerals. | rock |