click below
click below
Normal Size Small Size show me how
ch4 key terms
20 of themmm!
| Question | Answer |
|---|---|
| the common minerals that make up most of the rocks of Earth's crust | rock forming minerals |
| a usually light colored igneous rock that is found in continenatl crust | granite |
| a dark, dense, igneous rock with a fine texture, found in oceanic crust | basalt |
| a type of rock that forms from the cooling of molten rock at or below the surface | igneous rock |
| a type of rock that forms when particles from other rocks or the remains of plants and animals are pressed and cemented together | sedimentary rock |
| a type of rock that forms from an existing rock that is changed by heat, pressure, or chemical reactions | metamorphic rock |
| igneous rock that forms from lava on Earths surface | extrusive rock |
| igneous rock that forms when magma hardens beneath Earths surface | intrusive rock |
| a material found in magma thst is formed from the elements oxygen and silicon | silica |
| small solid pieces of material that come from rocks or organisms ; earth materials deposited by erosion | sediment |
| the process by which water, ice, wind, or gravity moves weathered rock or soil | erosion |
| process in which sediment is laid down in new locations | deposition |
| the process by which sediments are pressed together under their own weight | compaction |
| the process by which dissolved minerals crystallize and glue particles of sediment together in one mass | cementation |
| sedimentary rock that forms when rock fragments are squeezed together under high pressure | clastic rock |
| sedimentary rock that forms from remains of organisms deposited in thick layers | organic rock |
| sedimentary rock that forms when minerals crystallize from a solution | chemical rock |
| a structure of calcite skeletons bulit up by coral animals in warm, shallow ocean water | coral reef |
| term used to describe metamorphic rocks that have grains arranged in parallel layers or bands | foliated |
| a series of processes on the surface and inside earth that slowly changes rocks from one kind to another | rock cycle |