| A | B |
|---|
| this carries away soil | water |
| decaying plants and animals | humus |
| the moving of wheatherd rocks and soil by wind,water,or ice | erosion |
| the middle soil layer | subsoil |
| soil is a valuble | natural resource |
| soil gives plants | nutrients |
| the part of the plant that takes water from soil | roots |
| the breaking and changing of rocks and minerals | weathering |
| soil is made up by gravel sand clay humus and | silt |
| the layer of soil that provides support and nutrients | topsoil |
| the bottom layer of soil | bedrock |
| A scientist who studies soil | Pedologist |
| What is the first step in a Scientific Investigation | Ask a Question |
| Name the 4 layers of the ground | 1. Above ground 2. Top Soil 3. Sub Soil, 4. Bedrock |
| Name 3 out of 5 components of soil | rocks, sand, clay silt, humus |
| What are the 3 reasons why soil is important to plants? | Suports roots, hold nutrients, holds water. |
| Name 2 of the 5 reasons why soil is important to animals | 1. Home to many animals like insects and rabbits. Plants that grow in soil provide food for the animals. All food chains start with plants, animals that eat plants provide food for humans. Many products are made from plants. |
| Type of fossil found in Aldie, Loudon County | Dinosaur tracks |
| Type of fossils found in Fredericksburg and Stafford County | Ray and fish Teeth, crodiles, mammals |
| Type of fossil found in Carmel church, Caroline county | Shark teeth, vertebrate bones |
| Type of fossil found in Belvedere Beach, King George County | Shark teeth |
| Type of fossil found in Catawba Valley, Roanoke County | Shells, Triobites |
| An extinct ocean animal | trilobite |
| How do you keep sand from blowing around | Build Fences and seagrasses to maintain sand dunes |
| How do you keep mountains from flooding | Build drainage pipes to direct water flow to safe areas. |
| How do you prevent a rock slide | Build retaing walls to hold loose rocks and soil. |
| How do you prevent soil from eroding and blowing around | Grow grass and plants to hold loose soil in place. |
