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Answers for texture triangle worksheet
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APES Name___ Moriah Henderson ____________________________ Date___ 2/26/26 ___________ THE SOIL TEXTURAL TRIANGLE PRACTICE NOTES
**1. Soil Profiles – go to this site APES in A Box: Soil Profiles and take notes on the soil horizons: http://www.youtube.com/watch?v=6Kr3Wj7SeSc
b) 10 83 7 _silt______________________ c) 20 20 70 ___clay____________________ Soil Texture Worksheet Directions: Using your soil texture chart and example, determine the following soil textures using the percentages given. % sand % silt % clay Soil Texture example 75 10 15 sandy loam a) 42 __ 21 ___ 37 ___clay loam_______________ b) _ 27 _____ 52 21 ___silt loam_______________ c) _ 15 _____ 35 50 ____clay______________ d) 64 30 ___ 6 ___ ______sandy loam____________ e) 50 __ 10 ___ 40 _____sandy clay_____________ Now for a challenge!: f) 36 __ 30 ____ __ 34 ____ Clay Loam g) __ 10 ___ __ 48 ____ 42 Silty Clay h) __ 85 ___ __ 10 ____ __ 5 ____ Loamy sand i) __ 30 ___ __ 60 ____ __ 10 ____ silt loam Make your own!! _ 30 _____ ___ 40 ___ __ 30 ____ ______clay loam____________ __ 58 ____ __ 27 ____ __ 15 ____ ___sandy loam_______________
Sources: Wikipedia Particle Size: http://www.google.com/imgres?sa=X&biw=1192&bih=491&tbm=isch&tbnid=hV_K7q5UNXnVnM %3A&imgrefurl=http%3A%2F%2Fwww.meted.ucar.edu%2Fhydro%2Fbasic_int%2Frunoff %2Fprint.htm&docid=boX84zgM8SdaTM&imgurl=http%3A%2F%2Fwww.meted.ucar.edu%2Fhydro%2Fbasic_int %2Frunoff%2Fmedia%2Fgraphics %2Finf_all.jpg&w=497&h=246&ei=MJgCU_y7LMewyQHflYCYBw&zoom=1&iact=rc&dur=370&page=3&start=26&ndsp= 5&ved=0CKsBEK0DMBs Particle size: http://www.google.com/imgres?sa=X&biw=1192&bih=491&tbm=isch&tbnid=yNvGVYTy_rx1wM%3A&imgrefurl=http%3A %2F%2Fwww.oshatrain.org%2Fcourses%2Fmods%2F802m3.html&docid=O6vDkhEHLCvEFM&imgurl=http%3A%2F %2Fwww.oshatrain.org%2Fcourses%2Fmods %2F802%2Fclay_sand_silt.png&w=392&h=265&ei=MJgCU_y7LMewyQHflYCYBw&zoom=1&iact=rc&dur=270&page=1& start=0&ndsp=11&ved=0CF0QrQMwAw Soil Texture Worksheet Key Directions: Using your soil texture chart and example, determine the following soil textures using the percentages given. % sand % silt % clay Soil Texture example 75 10 15 sandy loam j) 42 21 37 clay loam k) 27 52 21 silt loam l) 15 35 50 clay m) 64 30 6 sandy loam n) 50 10 40 sandy clay Make your own!! 90 9 1 Sand 20 20 60 Clay For anyone who is up for a challenge: o) 36 30 34 Clay Loam
p) 10 48 42 Silty Clay q) 85 10 5 Loamy sand r) 30 60 10 silt loam