Soil Types
This type of soil has the smallest particle size.
Clay
Name ONE of the things that makes up 25% of soil.
Water or air
What is erosion?
Soil moving.
This type of soil is found on beaches.
Sand
This type of soil has medium-sized particles.
Silt
What do we call the parts of soil that are alive or used to be alive?
Organic Matter
Which direction does erosion go? Uphill or downhill?
Downhill
This type of soil is often used to make pottery.
Clay
What is the name for soil that is a mix of all 3 soil types?
Loam
What do we call the non-living part of soil?
Minerals
What kind of soil is most vulnerable to erosion?
Bare soil, or soil on a hill or cliff.
This type of soil is great for farming because it combines all the soil types.
Loam
Clay-rich soil does what to water?
Blocks or holds it
Why is the line between air and water "wiggly" on the soil chart?
When soil gets drier or wetter, the amounts of air and water change.
What is ONE tactic I could use to stop erosion on a bare patch of dirt?
Plant grass or other plants, cover with mulch/gravel, make a ditch to redirect rain, & others
Name an example of erosion that happens quickly.
Flood/rainstorm (& others)
What type of soil is most common on Academy's campus?
Silt
Why is it helpful for plants to have water and air?
Plant roots and living things need space to grow and moisture.
Why do you have to stay on the trail at a state or national park? Use the word "erode" or "erosion" in your answer.
People walking off trail can erode soil underneath their feet. They can also crush and kill plants, which leaves soil exposed. Exposed soil is more likely to erode.
Name an example of erosion that happens slowly.
Water eroding the sides of a stream (& others)