LAYERS OF THE EARTH
VOLCANOES
CRUSTAL PLATES AND BOUNDARIES
EARTHQUAKES
VOCABULARY
100
The thickest layer of the earth.
What is the mantle?
100
When magma is forced up to the earths surface and the pressure builds up and explodes.
What is a volcanic eruption?
100
When two tectonic plates separate.
What is a divergent boundary?
100
The surface above the earthquake focus.
What is epicenter ?
100
Denser (heavier) plate is pulled under the lighter plate.
What is subduction?
200
The layer of the earth that is made up of a liquid substance.
What is the outercore?
200
Magma that flows to the earths surface.
What is Lava?
200
When two tectonic tectonic plates collide.
What is a convergent boundary?
200
Seismic waves that cause rock particles to vibrate.
What is secondary?
200
A break in rock where one block slides differenlt from another.
What is Fault?
300
The earth is made up of 4 layers, name them.
What is the Crust, Mantle, Innercore, Outercore?
300
A vent or fissure in the earths surface through which magma and gases are expelled.
What is a Volcano?
300
A boundary is a place where tectonic plates touch.
What is a tectonic plate boundary?
300
Waves produce by earthquakes.
What is seismic?
300
Large ocean wave caused by a sudden shift in the ocean floor like an underwater earthquake.
What is tsunami?
400
What the mantle is made of.
What is iron and nickel?
400
The body of the molten rock that feeds on a volcano.
What is the magma chamber?
400
When two tectonic plates slide past each other horizontally.
What is a transform boundary?
400
What kind of waves cause rock to move in the same direction as the wave.
What is primary?
400
15 pieces that make up the outer layer of the earth
What is crustle plate
500
What the earth is made up of.
What is plates?
500
At Yellow Stone Park what was happening the first time when they thought it was an eruption.
What Is an earthquake?
500
A place where tectonic plates touch.
What is a divergent boundary, transform boundary, and convergent boundary?
500
Something that causes an earthquake to move around the world.
What is transform boundary?
500
Large areas undersea water that are much lower than areas around them.
What is ocean basin?
M
e
n
u