Where Does Soil Come From?

The video explores observations from a nature walk, focusing on soil formation and types. It explains how soil is created from rocks through weathering by natural forces like wind, water, and ice. Different rocks produce different soil types, and organic matter contributes to soil quality. The video encourages viewers to observe soil in their environment and understand its composition and quality.

What did Squeaks and the narrator observe about the oak trees during their nature walk?

• They were infested with insects.

• They were cut down recently.

• They grew from acorns found by the woods.

• They were planted by the narrator.

How does weathering contribute to soil formation?

• By turning rocks into gas.

• By combining rocks with water.

• By breaking rocks into smaller pieces.

• By melting rocks into liquid.

Which type of rock weathers into hard, grainy soils like sand?

• Limestone

• Granite

• Quartz

• Shale

What is organic matter in soil composed of?

• Only rocks and minerals.

• Living things and pieces of things that used to be alive.

• Water and air.

• Plastic and metal.

How can you identify soil that is rich in organic matter?

• It has a lot of rocks.

• It is dark black in color.

• It is very dry and sandy.

• It is light brown in color.