Layers of the Earth 1
The center of the earth
What is the core?
Can be straight sides and sharp corners.
What is crystal structure?
The wearing away and breaking down of rocks.
What is weathering?
An inorganic substance found naturally in the earth.
What is a mineral?
Minerals buried in the earth's crust in these.
What are veins?
A hard natural substance made of one or more minerals that can contain organic material.
What is a rock?
The event that caused the entire crust of the earth to change.
What is the flood?
How easily a mineral resists scratching.
What is hardness?
Loose material on the surface of the earth.
What is soil?
Something that has never been alive.
What is inorganic?
Formed from cooled magma or lava.
What is igneous rock?
Rock like substance that forms from decayed plant matter.
What is coal?
Small bits of weathered rock
What is sediment?
Can be many different of these.
What is color?
Thin outer layer of the earth.
What is the crust?
These form when melted rock or hot gases cool.
What are mineral crystals?
Formed when layers of sediment and organic materials harden.
What is sedimentary rock?
Marble and slate are these type of rocks.
What are metamorphic?
A scientist that studies non-living parts of the earth.
What is a geologist?
refers to the way minerals break. ( 2 answers)
What is cleavage and fracture?
Movement of sediment.
What is erosion?
A mineral that can be cut and polished.
Granite, obsidian, and pumice are examples of this rock.
What is igneous?
What are crystals?
Hot melted rock under the surface of the earth.
What is magma?
Refers to the way a mineral reflects light.
What is luster?
Particles that were once alive.
What is organic?
Some minerals are also these?
What are metals?
The flood involved vocanic activity and this to reshape the earth.
What are earthquakes?
The layer that makes up most of the earth's mass.
What is the mantle?