Rocks
Minerals
Soil
Rock Cycle
Mystery
100
Rocks that form when sediments are pressed together with pressure.
What is sedimentary rock
100
This physical property uses a white tile to test the color of the powder left behind from the mineral.
What is streak?
100

What is soil made from?

What is rocks, minerals, decaying plants & animals formed (small bits of weathered rocks mixed with organic materials from plants and animals) slowly over time.

100
This would cause a sedimentary rock to turn into sediments.
What is weathering?
100

Is it good to conserve and protect soil?

Yes of course

200
Rock that forms when melted rock cools and hardens.
What is igneous rock?
200
This property tests the minerals ability to resist being scratched.
What is hardness?
200

The first soil horizon, where it is best to grow plants

What is Topsoil?

200
This would cause an igneous rock to become magma.
What is high heat?
200

What is the hardest mineral?

Diamond

300
A rock that is changed by high heat and pressure.
What is metamorphic rock.
300
This property tests the minerals ability to reflect light.
What is luster?
300

Which soil horizon is between topsoil and bedrock?

Subsoil

300
This would cause any rock to become metamorphic.
What is high heat and pressure?
300

What do we call the layers of soil

Soil horizons

400
The continuous process by which one rock type changes into another.
What is the Rock Cycle?
400
Solid material formed by nature, with a crystal structure, not formed by living things
What is a mineral?
400

Name two uses of soil

Growing crops

Pastures for farms

Animals live in it

400

What are the three types of rock?

Sedimentary

Igneous

Metamorphic

400

What is a good wind breaker for farms?

Trees

500
The process by which rock is broken down.
What is weathering?
500
This scale shows the hardness of minerals.
What is Mohs Hardness Scale?
500

How can soil become polluted?

Pesticides

500
The process by which rock sediments are carried away by wind, water or ice.
What is erosion?
500

Name two methods of conserving soil

Fertilization, crop rotation, contour plowing, terracing, wind breaks, strip farming

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