Earth aand Human Activty

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Across
  1. 3. texture How soil feels based on the size of its particles. Some soil feels rough, others smooth.
  2. 6. The outer layer of the Earth that includes rocks and soil. It’s where we live and grow food.Soil fertility How good the soil is at helping plants grow. Fertile soil has nutrients and water.Soil fertility How good the soil is at helping plants grow. Fertile soil has nutrients and water.
  3. 8. Very tiny particles that feel sticky. Clay holds a lot of water but drains slowly.
  4. 10. material Parts of soil that were never alive, like sand, clay, or minerals.
Down
  1. 1. The process of breaking down dead plants and animals into nutrients. Worms and bacteria help with this.
  2. 2. fertility How good the soil is at helping plants grow. Fertile soil has nutrients and water.
  3. 4. The best mix of sand, silt, clay, and humus. It’s great for growing plants.
  4. 5. material Things in the soil that once were alive, like dead leaves or roots. They help plants grow.Organic material Things in the soil that once were alive, like dead leaves or roots. They help plants grow.Organic material Things in the soil that once were alive, like dead leaves or roots. They help plants grow.Organic material Things in the soil that once were alive, like dead leaves or roots. They help plants grow.Organic material Things in the soil that once were alive, like dead leaves or roots. They help plants grow.Organic material Things in the soil that once were alive, like dead leaves or roots. They help plants grow.
  5. 7. Medium-sized particles that feel soft, like flour. Silt holds some water.
  6. 9. Large soil particles that feel gritty. Sand doesn’t hold much water.