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water formations
volcanos
earthquakes
Shaping earths surface
vocab
100
a large natural stream of water flowing in a channel to the sea, a lake, or another such stream.
what is a river?
100
hot rock under earths crust
What is magma?
100
when layers of rock that are stuck together suddenly slip,an earthquake occurs
What makes a earthquake?
100
can be caused by gravity,glaciers,running water,waves,or wind.
What causes erosion, 6 ways?
100
the layers of gases that surround the Earth
What is the atmostphere?
200
where river and ocean water meet
What is a estuary?
200
it is the magma chamber under a volcano
What is a batholith?
200
primary waves,secondary waves,and surface waves
What are the 3 seismic waves?
200
the process of dropping off pieces of eroded rock
What is deposition?
200
a formation of islands aligned above a volcanic hot spot
What is a island chain?
300
the mass of land that forms at the mouth of a river
What is a delta?
300
is hot melted rock outside a volcano
What is lava?
300
3 stations are needed
how many siesometer stations are needed to find the right location of a earthquake?
300
a large sheet of ice and snow that slowly moves over land
What is a glacier?
300
a stationary location in Earth's mantle where melts through a tectonic plate
What is a hotspot?
400
a small arm of the sea, a lake, or a river.
What is an inlet?
400
a mountian formed from alternating eruptions of lava and ash
what is a composite volcano?
400
the point on Earth's surface directly above the focus of an earthquakes
What is a epicenter?
400
the process of dropping off pieces of eroded rock
What is deposition?
400
waves can move sand along beaches or deposit it offshore to build strips of sand
how are sand bars made?
500
A small river or stream
What is a tributary?
500
a string of volcanic islands made from melted rock rising up from under the sea floor
What is an island arc
500
the amout of energy released by an earthquake
What is magnitude?
500
the process though which rocks or other materials are broken down into smaller pieces
What is weathering?
500
a map that shows the elevation of an area of Earth's surface using contour lines
What is a topographical map?