Show:
Intro/ Feautures/ Location
Plate Tectonics
Earthquakes
Volcanoes
Minerals
100
What are the four studys of science we will study throughout the year?
Geology, oceanography, meteorology, and astronomy
100
What is the proposed supercontinent from 200 million years ago called?
Pangaea
100
What is the straightening of plates after plates under stress snap, the cause of the majority of seismicwaves?
Elastic Rebound theory
100
What is molton rock found under the surface of the earth?
Magma
100
What is non-living? (a must for all substances to be minerals)
Inorganic
200
What are the four layers of the earth?
The crust, mantle, inner core, and outer core
200
What is the thick dense crust found on the ocean floor?
Oceanic Crust
200
What is the region surrounding the Pacific ocean where the majority of the earth's earthquakes and volcanoes occur?
The ring of fire
200
What is dark colored thin lava found primarily in oceanic crust?
Mafic Lava
200
What are minerals containing silicon and oxygen?
Silicate minerals
300
What is the date which the earth is closest to the sun during its orbit
Perihelion
300
What is the thick light crust found on land?
Continental Crust
300
What are the regions where plates under stress move apart?
Fault Zones
300
What is light colored thick lava found primarily in continental crust?
Felsic lava
300
What are minerals which do not contain both silicon and oxygen?
non-silicate minerals
400
Which is the date the earth is fathest from the sun during its orbit?
Aphelion
400
What is the theory that the Earth's lithosphere is divided into several large plates which move slowly?
Plate tectonics
400
What is the point under the surface of the Earth where plates fault?
The focus
400
What is any structure which moves magma to the surface of Earth?
A Volcanoe
400
What is the ability of a mineral to glow or change color under UV light?
Fluorescence
500
What are the imaginary lines which run vertically (North and South) across the earth to distinguish location on earth?
longitude
500
What is the region where one plate moves underneath the other?
Subduction zone
500
What is the point on the surface of the earth directly above the surface?
Epicenter
500
What is magma which erupts onto the earth's surface and begins to cool?
Lava
500
What is the reflectivity of a mineral?
Luster