Unit 4B APES Soil and Watershed Review - AP Environmental Science

[@user-ym9sf]

Timestamps
0:20 - Rock Cycle
» Sedimentary
» Metamorphic
» Igneous
2:42 - Soil Key Terms
» Parent Material - bedrock, can determine nutrient content
» Weathering - breaking down of parent material and upper layers of soil
» Erosion - movement of soil often by wind and water
4:57 - Physical Properties of Soil
» Texture/Particle Size - determines soil type and porosity
» Clay - smaller and slower to drain (low porosity)
» Silt - middle ground
» Sand - largest and fastest to drain (high porosity)
7:00 - Soil Texture Triangle
9:35 - Testing Soils
13:30 - Soil Horizons
16:00 - Watersheds
» Runoff, carries nutrients and even toxins too
» Environmental Problem: eutrophication from runoff of fertilizer

[@nicolec2995]

Thank you so much for making this video!

[@leohecht6837]

Thanks for these, they are a great resource!

[@SciencePanda]

I'm glad they are helping you! Good Luck on the exam!

[@MadisynTerrell]

thank you science panda! your videos are so helpful!

[@SciencePanda]

Yay! I am so glad they are helping you :)

[@applejuiceman]

Hmm, so that’s why so many pots are made out of clay

[@navikumar6175]

thank you so much for these videos they are so helpful!!

[@SciencePanda]

I'm so glad they are helpful! Good Luck on the Exam Monday!

[@kaelaliu1558]

Thank you so much for these videos!

[@SciencePanda]

I'm so glad they have been helpful!

[@pitad2766]

love your videos!!

[@juliasummer9582]

Omg the soil triangle helped so mich😊

[@dj583-k8w]

bestt!!!

[@taochen_photo]

hi Yyan Manklin

[@taochen_photo]

w