Minerals
Rocks
Layers of Soil
Types of Soil
Changing Our Surfaces
100

A physical property to classify minerals. 

What is hardness? What is color? What is shape? What is texture? What is luster? What is size?

100

Rocks are made of...

What are minerals?

100

The layer of soil at the surface.

What is topsoil?

100

The type of soil that retains water well and has tiny particles you cannot see with your naked eye. 

What is clay?

100

The breaking down of rocks and soils into smaller pieces. 

What is weathering?

200

The scale used by scientists to measure hardness. 

What is MOH's Hardness Scale?

200

The type of rock that forms by intense heat and pressure. 

What is metamorphic rock?

200
The layer is soil that is solid rock.

What is bedrock?

200

The type of soil that is gritty and the particles can be seen with your naked eyes. 

What is sand?

200

The main causes of weathering. 

What is wind and water?

300

A test performed to see the color left behind by a mineral usually on a white tile. 

What is streak test?

300
The type of rock that forms when layers of soil settle into layers and harden into rocks over time.

What is sedimentary rock?

300

The layer of soil that has bits of rocks and little humus. 

What is subsoil?

300

Soil that is made up of decomposed plants and animals.

What is humus?

300

The movement of broken down rocks and soils.

What is erosion.

400

The softest mineral.

What is Talc?

400

The type of rock formed from melted rock cooling and hardening.

What is igneous rock?

400

The layer of soil where insects and small plant roots are usually found. 

What is topsoil?

400

The type of soil that is a mixture of sand, silt, and clay. 

What is loam?

400

The main causes of erosion.

What is wind and water?

500

The hardest mineral.

What is a Diamond? 
500

The name that describes the changing of rocks from one to another. 

What is the rock cycle?

500

The layer of soil that is least likely to have plant roots or living organisms living in it. 

What is bedrock?

500

The type of soil that is best for growing crops.

What is loam?

500

A way to prevent weathering and erosion.

Answers may vary:

What is building fences?

What is planting trees?

What is slowing down creating buildings.

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