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Sci 2-3 & 3-1
Landforms and Rocks
Term | Definition |
---|---|
elevation | height above sea level |
plain | a land form with flatland and low relief |
mountain | a land form with high elevation and high relief |
plateau | a land form that has high elevation and a more or less flat surface |
mineral | a natural inorganic solid with a crystal structure and definite chemical composition |
rock cycle | a series of processes on the surface and inside the earth that slowly changes rocks from one kind to another |
sediment | small, solid pieces of material from rocks or organisms; earth materials deposited by erosion |
sedimentary rock | a type of rock that forms when particles from other rocks or the remains of plants and animals are pressed and cemented together |
metamorphic rock | a rock that forms when a rock is changed by heat, pressure and chemical reactions |