Grade R science · E.10 · Earth materials
Soil and rock
Soil is made from tiny rock pieces that come from bigger rocks breaking down, along with plant and animal parts. This happens slowly through rain, wind, and time.
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Felix found some small pieces in the garden dirt. What are they likely made from?
- Dried leaves
- Dead grass
- Broken rock (right)
Zoe finds a big rock in the yard. After years, what happens to it?
- It breaks into small pieces (right)
- It becomes a tree
- It turns into water
In science class, Kai asks: What is the main thing in soil?
- Mold on bread
- Tiny bits of rock (right)
- Rain drops
Tip: Soil is made from tiny rock pieces that come from bigger rocks breaking down, along with plant and animal parts. This happens slowly through rain, wind, and time.
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