Across
- 4. materials made of tiny pieces of rock, minerals, and decayed animals and plant matter. It is a source of nutrients for plants
- 7. can be observed with the 5 senses
- 10. the layer of soil beneath the topsoil; some plants and roots are in this layer
Down
- 1. breaking down and wearing away of rock
- 2. the broken down parts of plants and animals in soil
- 3. the top layer of soil; most plants and animals are in this layer
- 5. made of fine particles of rock pieces; has a greasy feel
- 6. the bottom layer of all kinds of soil; made up of layers of rock
- 8. texture is smooth and silk; when wet it is sticky but when dry it is hard and brittle
- 9. grainy and made of smaller rock pieces and mineral grains