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Question: 1 the uddenwenthwetth scale classifies clastic sediments by their grain...

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1. The udden-Wenthwetth scale classifies clastic sediments by their grain size. Based on this scale there are three different classes of clastic rocks characterized by their grain size. What are the three classes of clastic rocks and the range of sediment grain sizes for each class, provide answer in millimeters (3 points) phi Name Boulders 256 128 64 32 16 -8 -6 Cobbles -3 Pebbles -2 0.5 0.25 2 0.1253 0.063 4 0.0315 0.0156 6 0.0078 7 0.00398 Granules Very coarse sand Coarse sand Medium sand Fine sand Very fine sand Coarse silt Medium silt Fine sit Very fine sit Clay
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