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Science 6

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  • An area of sediment deposited at the mouth of a river.
    delta
  • small particles of weathered rocks and minerals
    sediment
  • decayed organic material found in soil
    humus
  • The dropping of sediment and rocks in a new location.
    Deposition
  • Mechanical or Chemical. OXIDATION
    chemical
  • Guess what?
    +5
  • What's the difference between weathering and erosion?
    Answers may vary.
  • Mechanical or Chemical. CARBONIC ACID
    chemical
  • Mechanical or Chemical. PRESSURE RELEASE
    mechanical
  • the largest kind of particle in soil
    sand
  • It is the amount of each kind of particle in soil sample.
    texture
  • Guess what?
    +10
  • Mechanical or Chemical. EXFOLIATION
    mechanical
  • Mechanical or Chemical. FROST HEAVING
    mechanical
  • The process of wind picking up loose sediment and carrying it away.
    deflation
  • What is the primary force behind erosion?
    gravity
  • layers of soil
    horizon
  • Mechanical or Chemical. ABRASION
    mechanical
  • What causes depositions to have a layered look?
    Answers may vary.
  • Guess what?
    +10
  • Mechanical or Chemical. LICHENS
    chemical
  • This kind of weathering change rock into new substances.
    Chemical weathering
  • Mechanical or Chemical. ACID RAIN
    chemical
  • Guess what?
    +5
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