1. Properties of Soil
Grade 4

2. Soil
Mixture of rock pieces, plant and animal remains, water, and air

3. Retain
To hold within, as soil does with water

4. Texture
What the surface or body feels like

5. Topsoil
Dark top layer of soil rich in humus

6. Humus
Decayed plant and animal remains which provide nutrients to plants

7. Gravel Soil
Very loose soil made mostly of the largest particles like pebbles

8. Sand Soil
Gritty loose soil made mostly of large particles of sediment

9. Silt Soil
Silky smooth soil made of mostly small particles from flooded river sediment

10. Clay Soil
Heavy sticky soil made mostly of the smallest particles

11. Which type of soil retains the most water
Which type of soil retains the most water? Which type of soil holds the least amount of water? Which type of soil would be best for planting a garden?

12. Types of Soil Summary