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Unit 4 - Soil & Water VOCABULARY

Quiz by 8science PMS

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40 questions
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  • Q1
    soil
    A mixture of weathered rock, water, air, and organic material that covers the land, and in which terrestrial plants grow.
    30s
  • Q2
    organic matter
    any substance that is made of living things or the remains of living things
    30s
  • Q3
    Decomposition
    A process of changing once living material into dark-colored organic matter
    30s
  • Q4
    Inorganic
    Not formed from living things or the remains of living things
    30s
  • Q5
    parent material of soil
    the bedrock underneath the soil
    30s
  • Q6
    Topography
    A description of surface features of land.
    30s
  • Q7
    biota
    plants (flora) and animals (fauna) living in an area
    30s
  • Q8
    soil horizon
    a distinct layer within a soil profile
    30s
  • Q9
    climate
    Overall weather in an area over a long period of time
    30s
  • Q10
    sand
    a loose granular substance, typically pale yellowish brown, resulting from the erosion of siliceous and other rocks and forming a major constituent of beaches, riverbeds, the seabed, and deserts.
    30s
  • Q11
    cobblestone
    a small, round stone of a kind formerly used to cover road surfaces
    30s
  • Q12
    silt
    fine soil found on river bottoms
    30s
  • Q13
    clay
    the finest soil, made up of particles that are less than 0.002 mm in diameter.
    30s
  • Q14
    Weathering
    The breaking down of rocks and other materials on the Earth's surface.
    30s
  • Q15
    mechanical weathering
    The type of weathering in which rock is physically broken into smaller pieces
    30s

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