Vocab
Gravel, sand, silt, and clay are all components of __________
What is soil?
The different layers of rock are ___________.
What is strata?
Name the three basic types of rock.
What are Igneous, metamorphic and sedimentary?
A sediment deposit resembling pillar and rising from the floor of a cave.
What is a stalagmite?
There is a desert with little vegetation and a meadow full of bushes and grasses. Which one will have less erosion when it rains heavily?
What is the meadow?
The process by which rock and soil are broken down and transported away.
What is erosion?
This rock is formed when sediments fuse together.
What is sedimentary rock?
Underground caverns are eroded by this.
What is groundwater?
If the strata are parallel to one another it is called a _______________.
What is a disconformity?
The process by which rocks are broken down to form sediments.
What is weathering?
This rock is the result of molten rock that has cooled and solidified.
What is igneous rock?
If a rock contains iron and is exposed to water, which causes rust, and the rock crumbles, it is ____________ weathering.
What is chemical weathering?
When sedimentary rock sits on top of igneous or metamorphic rock it is called _____________.
What is a nonconformity?
Inorganic crystalline substances found naturally in the earth
What are minerals?
This rock is formed when either sedimentary or igneous rock change usually as a result of temperature or pressure.
What is metamorphic rock?
The Great Unconformity is a most striking example of what kind of unconformity?
What is an angular unconformity?
The view that most of earth's geological features are the result of large-scale catastrophes such as floods, volcanic eruptions, etc.
What is Catastrophism?
This is formed because the river deposits many of the sediments it carries there.
What is a delta?
Most sedimentary rock laid down by this.
What is by water?
A rock in the desert is constantly hit by bits of sand carried by wind. Sometimes tiny bits of the rock break off. This is ____________ weathering.
What is physical weathering?
This is needed to form stalagmites and stalactites.
What is groundwater?