Earths Changing Surface Flashcards
(55 cards)
Mineral
A naturally occurring, usually inorganic solid that has a definite crystalline structure and chemical composition.
element
A pure substance that cannot be broken down into simpler substances by ordinary chemical means. Each element is made of only one kind of atom.
atom
The smallest unit of an element; atoms are the building blocks of matter.
compound
A substance made up of molecules of two or more elements that are chemically bonded.
matter
Anything that has volume and mass.
crystal
A solid, geometric form that results from a repeating pattern of atoms or molecules.
luster
The way a mineral’s surface reflects light.
cleavage
The tendency of a mineral to split along specific planes of weakness to form smooth, flat surfaces.
weathering
The process of breaking down rocks into smaller pieces by natural forces.
erosion
The process of breaking down rocks into smaller pieces by natural forces.
deposition
The process by which sediment is laid down in new locations.
igneous rock
The process by which sediment is laid down in new locations.
sedimentary rock
rock cycle
uplift
subsidence
rift zone
crust
mantle
convection
core
lithosphere
asthernosphere
meosphere
