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Rocks Review
| Question | Answer |
|---|---|
| How are rocks classified? | origin; how they form |
| What is the sequence in the formation of a sedimentary rock? | erosion, deposition, compaction, cementation |
| Foliated and nonfoliated are examples of what type of rock? | metamorphic |
| What has to happen in order for a metamorphic rock to become an igneous rock? | melting and cooling of molten material |
| What are the raw materials or "ingredients" in a sedimentary rock? | sediments |
| Moving through the rock cycle, what kinds of rocks can sedimentary rocks become? | igneous, metamorphic, and other sedimentary |
| Marble, gneiss, and slate are all examples of what type of rock? | metamorphic |
| Define sedimentary rock. | A rock formed from the erosion, depositions, compaction, and cementation of sediment |
| What process in the formation of a sedimentary rock loosens and carries away sediment? | erosion |
| What is the order in how a sedimentary rock forms? | erosion, deposition, compaction, cementation |
| Where are metamorphic rocks created? | deep inside Earth's crust |
| What type of rock would you most likely find at the bottom of a sea bed? | sedimentary rock |
| What has to happen for an igneous rock to become a sedimentary rock? | erosion, deposition, compaction, cementation |
| What type of sedimentary rock is coal? | organic |
| How do geologist group clastic rocks? | by their grain size |
| What are the 3 types of rocks? | igneous, sedimentary, metamorphic |
| Conglomerate is a type of ___________ sedimentary rock? | clastic |
| What causes a metamorphic rock to form? | heat and pressure |
| Gneiss is a metamorphic rock formed from what igneous rock? | granite |
| Slate is a type of __________ metamorphic rock. | foliated |
| Why is gneiss considered a foliated metamorphic rock? | Because it has stripes and bands |
| How and where do intrusive igneous rock form? | they form beneath the Earth's surface by the cooling of magma |
| Granite, obsidian, and pumice are all examples of what type of rock? | igneous |
| What process in the formation of a sedimentary rock does sediment settle out or drop? | deposition |
| What are the raw materials (ingredients) needed to create an igneous rock? | lava or magma |
| Conglomerate, shale, and limestone are all examples of what type of rock? | sedimentary |