Rocks and Soil

Rain washing away soil from a hillside

• Weathering
• Erosion
• Deposition

Flood water pounding against a canyon wall and wearing it down

• Weathering
• Erosion
• Deposition

All rocks are made up of what?

• crystals 
• one or more minerals
• at least 5 kinds of minerals

A rock is

• a hard, nonliving thing that comes from the earth 
• made up of one or more minerals
• all of the above

Which of the following are properties of rocks

• texture, luster
• hardness, color, size
• shape and presence of fossils
• all of the above

Slow changes in the earth's surface are caused by 

• wind, water, and ice
• wind, water, and erosion
• water, ice, and erosion

What are some ways we use soil in everyday life?

• to grow food
• make bricks
• provide homes for animals
• all of the above

How do we use rocks in everyday life?

• building stones, tools
• jewelry, art
• food/salt, and machines
• all of the above

Soil is made up of 

• tiny pieces of rocks, dead plants and animals
• animals
• mud

Which layer is the bottom of the soil profile?

• C - Partially Weathered Parent Material
• D - Separated rock
• R - Bedrock
• A - Topsoil