Rocks and Soil

Topsoil, Subsoil, and Bedrock are what?

• The three main layers of soil

• Types of plants

• What houses are made of

• Charles' favorite foods

Tags

NGSS.5-ESS2-1

The three types of soil are...

• clay, dust, and dirt

• mold, moss, and crust

• clay, sand, and silt

• sand, dust, and rust

Why is soil important for plant growth?

• It makes the Earth's surface hard

• It moves easily from one place to another

• It does not let plants grow roots too deeply

• It contains nutrients to help plants grow

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Soil is a natural resource so it should be...

• Thrown away

• Easily found

• Conserved (protected and valued)

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which of the following relies on soil for survival?

• plants

• animals

• humus

• all of the above

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is weathering?

• Wearing down and breaking apart rocks

• Rain

• soil when it gets wet

• Erosion

Tags

NGSS.MS-ESS2-2

Why is it important to protect TOPSOIL?

• It protects the layers underneath it.

• It is necessary for landscaping

• It grows plants and food

• It's expensive

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What is erosion?

• When wind, water, and weather change a natural substance over time

• When water gets into soil

• When it hails

• Snow that turns black.

Tags

NGSS.MS-ESS2-2

Which layer is topsoil?

• Closest layer to the ground we walk on

• Middle layer with one above it and one below it

• Deepest layer in the Earth

What is an example of protecting topsoil?

• Eating it

• Throwing it at our friends

• Planting crops in it

• Rolling in it

Tags

NGSS.MS-LS2-5