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Science Vocab-Rocks and Weathering

Teacher: Gail Jones
Across
The process by which water, ice, wind, or gravity moves weathered rock or soil.
. The chemical and physical processes that break down rock at Earth’s surface.
rock formed by layers of sediment being pressed together.
A type of weathering in which rock is physically broken into smaller pieces.
rock formed when molten material cools and hardens at or beneath Earth’s surface.
Rock that contains a metal or economically useful mineral
A solid made up of particles that line up in a repeating pattern.
Characteristic of a material that is full of tiny, connected air spaces that water can seep through.
The chemical and physical processes that break down rock at Earth's surface
The grinding away of rock by other rock particles carried in water, ice, or wind.
Down
A natural resource that is not replaced in a useful time frame
A chemical change in which a substance combines with oxygen, as when iron oxidizes forming rust.
Process that splits rock when water seeps into cracks, then freezes and expands
The geologic principle that the same geologic processes that operate today operated in the past to change Earth's surface.
Naturally occurring, inorganic substance that forms on or below Earth’s surface and that has a crystal shape and a definite chemical composition
A series of processes on the surface and inside Earth that slowly changes rocks from one kind to another.
A type of rock that forms from an existing rock that is changed by heat, pressure, or chemical reactions.
The process by which ore is melted to separate the useful metal from other elements.