Show:
Layers of the Earth
Earthquakes
Volcanoes
Miscellaneous
100
Layer of the Earth that includes land and the ocean floor.
The crust
100
Earth's plates move very slowly across the Earth's surface on a thin layer of partly melted__________________.
mantle
100
a mountain that forms when red-hot melted rock flows through a crack in the Earth's surface.
a volcano
100
Underground point where an earthquake first starts
focus
200
Thickest layer of Earth made of solid and melted rock
the mantle
200
vibration of the Earth's crust
earthquake
200
melted rock that reaches the Earth's surface
magma
200
Continent sized slabs that make up the crust and upper mantle
plates
300
Deepest layer of the Earth
The core
300
Instrument that records earthquake waves
seismograph
300
melted rock that reaches the Earth's surface
lava
300
Different kinds of ____________ form different kinds of volcanic mountains.
eruptions
400
Earth's hottest layer
inner core
400
Point on Earth's surface right above the focus of an earthquake
epicenter
400
The magma flows onto the surface through a rocky opening called a ___________.
vent
400
Some volanoes form new ____________ as plates move apart and magma rises to the surface of the crust.
ocean floors
500
Break in Earth's crust along with which rocks move
fault
500
An underground pool that holds hot magma.
magma chamber
500
Scientists can __________earthquakes by using sesimographs, the Mercalli scale, and the Richter scale
measure