3 Types of Rocks
The three types of rocks in the rock cycle are
Igneous, Sedimentary, and Metamorphic Rock
When I am inside a volcano I am _____.
When I am outside a volcano I am ______.
Magma, Lava
Alfred Wegner
Earthquakes that happen at sea are called
Tsunami's
energy that travels down through Earth's surface after earthquakes are called
seismic waves
Name the two types of Weathering and tell me one example
Physical Weathering: answers my vary
Chemical Weathering: Acid Rain
Name the world's largest active volcano
Mauna Loa, Hawaii
The theory of Continental Drift all began with an idea that the continents fit together a long time ago to form a super continent. What is the name of that continent?
Pangea
Pressure builds up along fault lines and a sudden release of all that pressure causes ____
Earthquakes
Name the two different types of crust
oceanic and continental
This is what causes sedimentary and igneous rock to become metamorphic rock
Heat and Pressure
Name the 3 different types of volcanos and the 3 types of mountains
Active, Dormant, Extinct
Dome, Fold, Fault-Block
What are the 3 pieces of evidence used to prove Wegner's theory of Continental Drift
Same Fossils found on different Continents
Same Rock Formations found on different Continents
Puzzle Piece like shape of the continents
Most Earthquakes happen along _____ and those ____ are found at plate boundaries.
Fault lines, Faults
Huge rocky slabs are constantly moving under the Earth. What are these called?
Tectonic Plate or Plate Tectonics
Wind and water causes sediments to be moved and deposited in locations all over the world. What is this process called?
Erosion
When volcano's erupt underwater, they push the floor of the sea apart and create new crust, this is called what?
Sea Floor Spreading
Name/or Show the 3 different ways plates move
apart
past each other
subduction
I am used to measure the strength of Earthquakes
Richter Scale/Seismographs
Name and describe all the layers of Earth
Crust: Earth's outermost layer, thin and rock- Oceanic Crust and Continental Crust
Mantel: Largest layer made of hot, dense rock
Outer Core: liquid, hot metal
Inner Core: Very hot, solid metal
Igneous rock ____ to become sediments, Sediments ____ to become Sedimentary Rock, Sedimentary rock is exposed to ___ to become Metamorphic Rock, and Metamorphic rock ___ to become igneous rock again.
Erodes, Compacts and Cements, Heat and Pressure, Heated and cooled
Not all volcano's form from cracks in the earth crust, some form at ____. These are found deep within the mantel and over time can create chains of islands
Hotspots
I am an underwater geyser
Hydrothermal Vent
What are 3 things that can be causes by a volcanic eruption? (think about other natural disasters)
Earthquakes, Tsunami's, and Landslides
Where is the crust of the Earth sinking down into the mantal?
Ocean Trenches along mid-ocean ridges