Geology Flashcards
Igneous
Rocks that have been created by Magma or Lava.
Magma
A substance that has never been on the surface and stays underground.
Lava
Magma that has reached the surface via a volcano.
Intrusive
Magma that has turned into rock and is underground
Extrusive
Lava that has formed into rocks.
Minerals
A substance that is used to create rocks or a natural solid substance with a definite chemical compound
Lithosphere
The first layer of the Earth that is usually composed of Aluminum, magnesium and many others.
Asthenosphere
The second layer of Earth comprised of mostly molten rocks
Crystal
A Shaped substance that is made from atom and molecules to form into several shapes.
Sedimentary Rocks
Rocks that come together in layers that are under pressure.
Erosion
TIring and removing rock and soil via wind, water and other natural elements.
floodplains
Open flat land near rivers where the sedimentary rock was dropped off from floods.
Glaciers
Large bodies of ice that bends down to push boulders, gravel, etc.
Moraine
The leftovers from the movement of Glaciers.
Sandstone
A sedimentary rock that has sand and other salts.
Mudstone
A sedimentary rock that has no layering.