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Petrography Quizzes & Trivia

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Questions: 30  |  Attempts: 168   |  Last updated: Feb 11, 2018
  • Sample Question
    At high wind velocities silt- and clay-sized particles are carried as bed load.



Questions: 50  |  Attempts: 68   |  Last updated: May 8, 2019
  • Sample Question
    One of lake lakes a body of water of 2 hectares (5acres) or more in area; however, others have defined lakes as waterbodies of 5hectares hectares (12 acres) acres) and above, or 8 hectares (20 acres) and above.
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