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Soils, Rocks, Landforms Vocabulary 1
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What is the smallest category of rock pieces, too small to be seen without a hand lens?
CLAY
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What are rocks that are smaller than sand, but bigger than clay?
SILT
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What is a mix of humus, sand, clay, silt, gravel, and pebbles called?
SOIL
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What are rocks the size of grapes up to the size of golf balls?
PEBBLES
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Name the order of rocks from LARGEST TO SMALLEST.
PEBBLES, GRAVEL, SAND, SILT, CLAY
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What is a solid earth material made of two or more minerals?
ROCK
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What are bits of rock smaller than rice, down to salt grains?
SAND
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What is bit of dead plant and animal parts in the soil?
HUMUS
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What is any nonliving natural resource that makes up Earth, including soil and water?
EARTH MATERIAL
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What are the smaller class of rocks, between the size of rice grains and grapes?
GRAVEL
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Name the order of rocks from SMALLEST TO LARGEST.
CLAY, SILT, SAND, GRAVEL, PEBBLE
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