Geologic Time
Plate Tectonics
Inside Earth
Plate Boundaries
Volcanoes
100
The longest geologic time distance
What are Eras? (Eons o.k.)
100
Scientist who first proposed that continents drift.
Who is Alfred Wagner?
100
The order of the layers of Earth from the outside in
What are crust, upper mantle, lower mantle, outer core, inner core.
100
Two types of crust
What are oceanic and continental?
100
Liquid rock deep below Earth's surface
What is magma?
200
Three eras of Geologic Time between 543 MYA and today
What are Paleozoic, Mesozoic, Cenozoic
200
Technology developed in the 1930s that was used to map the ocean floor.
What is sonar?
200
Composition and state of matter of inner core
What is solid iron and nickel.
200
Three types of plate boundaries
What are divergent, convergent and transform?
200
Opening where gases and lava escape a volcano.
What is a vent?
300
Triassic, Jurassic and Cretaceous are examples
What are periods?
300
Evidence used by Wegner to support his theory
What are climate, fossils and landforms
300
These waves are by geologist to understand Earth's interior.
What are seismic waves?
300
A type of convergent boundary where denser plates move under less dense plates.
What is subduction.
300
Three types of volcanoes
What are cinder cones, shield and composite?
400
Lengths of Geologic Time in order from longest to shortest
What is (Eon) Era, Period, Epoch, Age
400
Pangea, Gondwana, Laurasia and Rodinia are examples.
What are supercontinents
400
!*!*! DAILY DOUBLE!*!*! The "rock"sphere that includes the crust and upper mantle and extends 100 km into the earth.
What is the lithosphere
400
Mountain ranges form at this type of boundary.
What is convergent?
400
Fast pillow like lava flows and slow rocky lava flows characteristic of Hawaiian shield volcanoes
What is pahoehoe and aa
500
2.5 billion years ago photosynthesizing organisms increased this gas in Earth's atmosphere.
What is oxygen.
500
Most geologists agree this form of heat transfer drives plate tectonics.
What is convection.
500
Depth of the inner core
What is 6370 km?
500
Great African Rift zone formed at this type of boundary.
What is divergent.
500
Name for the volcanic chain around the Pacific Ocean.
What is the Ring of Fire.
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