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Match it! Select the correct answer from the pull down...Good luck!
Obsidian is a type of _______ rock.
mantle
core
rock
igneous
inorganic
coal
crust
igneous
The thin outer layer of the earth is called the ---
mantle
core
rock
igneous
inorganic
coal
crust
igneous
A substance made of living things that were never alive is ----
mantle
core
rock
igneous
inorganic
coal
crust
igneous
A rocklike substance that forms from decayed plant matter is called ---
mantle
core
rock
igneous
inorganic
coal
crust
igneous
Most of the earth's mass is in the _____
mantle
core
rock
igneous
inorganic
coal
crust
igneous
Which rock is formed from volcanic lava or magma?
mantle
core
rock
igneous
inorganic
coal
crust
igneous
A hard natural substance made of one or minerals that can contain organic materials is called a...
mantle
core
rock
igneous
inorganic
coal
crust
igneous
The center of the earth is called the ----
mantle
core
rock
igneous
inorganic
coal
crust
igneous
Check it!