science

• soil is made out of materials such aswater organic materials and microorganisims
• the 4 types of soil are sand slit clay and loam
• clay has the smallest particles which makes it sticky when wet
• sands have large particles that don't hold much moisture or nutrients
• loams have all three sizes of particle so they can hold water well but also drain easily
• top soil mostly made out of minerals it is good for growing plants
• subsoil rich in nutrients from the topsoil that moved down
• bedrock made out of rocks such as grainite baslat and lime stone
• layers of the earth
• layers of the earth crust mantle core
• crust outermostlayer of the earth
• mantle layer beneth the earths crusts and contains hot temp
• outercore made up of nickel and liquid iron
• innercore made of solidball of iron and nickel
• evaporation liquid to vapor
• condensation vapor to liquid
• precipitation any liquid than falls down to the earths surface