Rock Cycle Soil Minerals Erosion & Weathering Types of Rocks

100

What is igneous rock?
Rock that was once melted and then cooled and hardened

100

What is loam?
The type of soil found on many farms

100

What is a mineral?
An object that is solid, formed in nature, and has never been alive

100

What is erosion?
The process the moved pieces of rock and soil

100

What is sedimentary?
Sandstone

200

What is sedimentary rock?
Rock formed from material that has settled into layers.

200

What is clay?
This soil is made up of powdery grains

200

What is a rock?
A naturally formed solid made of one or more minerals

200

What is weathering?
The process that breaks down rocks into smaller pieces

200

What is metamorphic?
Marble

300

What is igneous rock?
The type of rock formed when a volcano explodes

300

What is humus?
This type of soil is made up of parts of dead plants and animals

300

What is hardness?
Mineral property identified by the Mohs scale

300

What is wind and water?
The cause of weathering and erosion

300

What is igneous?
Obsidian

400

What is metamorphic rock?
Rock formed deep within the earth from pressure, heat, or both.

400

What is sand (largest), silt, clay (smallest)?
The correct order for the following soils when comparing their grain size: clay, silt, sand

400

What is streak?
Color left behind by a a mineral when it is rubbed against a rough white tile

400

What is weathering?
Plant roots can cause this to happen

400

What is igneous?
Granite

500

What is sedimentary rock?
Most rock found on earth's surface is this type.

500

What is water, air, humus, and tiny pieces of rock?
The four things that make up soil

500

What is color, streak, and hardness (not temperature)?
Ways to identify minerals

500

What is smooth?
The way river rocks feel after the erosion process

500

What is sedimentary?
Limestone

Minerals, Rocks, and Soils

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