Importance of Soil and Horizons
Why is soil important?
Cleans water, air, helps plants grow and gives animals a home.
What is a living thing?
Something that breathes, moves, and reproduces.
How many types of rocks are there?
Three!
Can we use Basalt rock? (Comes from cooled magma from volcanoes)
No
Why do we need soil?
To grow our food, clean the water and air and give animals a home.
What is a non-living thing?
Something that does not breathe, move, or reproduce.
Which rock is black or dark and comes from cooled magma?
Igneous rock
How do people use sedimentary rock?
Makes cement, chalk and fertilizer.
What would happen without soil?
There would be no food, water, clean air :(
Name two living things in soil.
This type of rock has layers and is made from layers of mud, sand and pebbles pressed together. What is this rock called?
Sedimentary rock
How is metamorphic rock used by people?
What is the first soil horizon called?
Organic matter
Sticks, minerals, rocks, air, water
Other rocks are exposed to high temperatures and pressure
What is a mineral?
It is formed in nature and makes rocks
Which soil horizon is in between parent material and topsoil?
Subsoil
What does not live in soil?
Which type of rock is Basalt rock?
Igneous rock
Name one type of mineral.
Diamond, quartz, feldspar, mica.