WHAT IS IT??
WHAT IS IT?
Volcanoes
Earthquakes
Terminology
100
What is this?
Anticline
100
What is this?
Syncline
100
What is the difference magma and lava?
Magma is molten rock within the earth
Lava is molten rock outside the earth
100
What do we measure earthquakes with?
Richter Scale.
100
What is weathering?
The breaking down of rock material by chemical or physical means
200
What is this?
Cinder Cone Volcano
200
What is this?
Shield Volcano
200
80% of the world's volcanoes are found at subduction zones. Where are the other 20% found?
Mid ocean ridges and hotspots.
200
What is the focus?
The location within the Earth where the slippage occurs.
200
What is erosion?
The process where weathered material is moved from one location to another
300
What is this?
Volcanic Bomb
300
What is this opening?
Volcanic crater
300
Volcanoes can be classified by how often they erupt. What are the three classifications?
Active, Dormant, Extinct
300
What are the names of the three kinds of seismic waves?
Primary, Secondary, and Surface waves
300
What is deposition?
The process where eroded material is left to set
400
What is this?
Pahoehoe Lava flow
400
What is this?
A'a Lava flow
400
What are five things released by volcanoes?
Gasses, Molten lava flows, cinders, ash, bombs, pyroclastic flows, lahar
400
What is an earthquake?
A sudden release of energy in the Earth's crust as materials slide along a fault, creating seismic waves.
400
What is cementation?
The process where small fragments formed in weathering are fused together to make sedimentary rocks
500
What is this?
Lahar
500
What is this?
Composite Volcano
500
THIS QUESTION IS WORTH 1000 POINTS CUZ MR. B SAID SO!
Why is granitic lava more explosive than basaltic lava?
Granitic lava contains nonmetals and have large amounts of gas.
500
What kind of seismic waves only go through solids?
S wave = secondary waves
500
What is till?
All materials carried and deposited by a glacier