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Vocabulary
Structure of the Earth
Continental Drift Theory
Plate Tectonics
Minerals & Rocks
100
The thinnest layer of the Earth in the compound model
What is the crust
100
There are ______________ main layers of the Earth in the physical model
What is five
100
Theory that states continents are moving apart (broke up from one super continent)
What is the theory of continental drift
100
Earthquakes and Volcanoes are usually located in relation to these (where the plates interact)
What is a plate boundary
100
Difference between rock and mineral
What is "rock contains organic materials"; etc
200
A number of rigid, but moving, pieces of Earth's surface that is made up of lithosphere
What is tectonic plates.
200
The thickest layer of the Earth in the compound model the thickest layer of the earth in physical model
What is the mantle & mesosphere
200
_____________ came up with the theory of continental drift
who is Alfred Wegner
200
The mid-ocean ridge is an example of a ____________________ boundary and ___________________ occurs here where new ocean floor is formed.
What is divergent boundary; sea-floor spreading
200
5 properties of minerals
what is inorganic, solid, naturally ocurring, fixed composition, crystal structure
300
The theory that all continents are fragments of Pangaea now drifting apart
What is the Continental Drift Theory
300
Plates float on top of the _______________________.
What is the asthenosphere
300
Evidence of tropical plants were found on this continent
What is Antarctica
300
The San Andreas Fault in California is an example of a ____________________ boundary.
What is transform boundary
300
Streak test measures
the color of the mineral in powder form
400
States that youngest rocks of ocean floor are at diverging boundaries, moving outward
What is seafloor spreading
400
The rigid part of the Earth including the crust and the upper mantle (makes up the plates of the Earth)
What is the lithosphere
400
Pangaea existed this many millions of years ago
What is around 250 million years ago
400
The location where most volcanoes are found
what is ring of fire
400
describe the difference between weathering & erosion
weathering: breaking down erosion: carrying away
500
Although the hottest layer of the Earth, this layer is solid iron
What is the inner core
500
when two oceanic plates converge, ________ sinks because it is _____________.
older crust sinks ; denser
500
Continental Drift Theory used these for its evidence
What is fossil evidence; how the plates fit together; glacier deposits on warm areas, etc
500
landforms created on oceanic-oceanic convering boundary
what is trench & underwater volcanoes
500
what are three types of rocks? how is it formed? examples?
igenous: granite/pumice metamorphic: gneiss/marble sedimentary: limestone/sandstone