SVN 3E Does Soil Have Parents?

Soil is made up of many things called _ ___.

Soil is composed mainly of:

Rocks get broken down into smaller pieces by _ and _.

Soil is divided into many different layers. The most important layers are the _ because that is where plants can grow and animals can live.

_ are really important holes in the soil because they allow air and water in. The plants and animals that live in the soil need air and water to live!!

Soil is formed very slowly. It takes
_ to form 1 inch (2.5 cm) of soil.

Conserving soil is easy:

WHY SHOULD WE CARE ABOUT SOIL?

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