Intro/ Features/Location
Plate Tectonics
Earthquakes
Volcanoes
Minerals
100
what is a conclusioin to a scientific inquiry which CANT be proven?
Theory
100
What is the Continental Drift?
The theory that the earths continents have drifted apart through time.
100
What is Aftershocks?
Small earthquakes causes from the readjustment of plates after a major earthquakes.
100
What is Lava?
magma which erupts onto the earth's surface and begins to cool.
100
What are Crystals?
characterisitcs of having regular geometric shapes.
200
what is Perihelion?
The date which the earth is closest to the sun during its orbit.
200
what is the thin, dense crust found on the ocean floor?
Oceanic Crust
200
What is the Seismograph?
A device which measures seisic waves.
200
What is Dark colore, thin lava found primarily in oceanic crust? (non-explosive)
Mafic Lava
200
What is the reflectivity of a mineral? (metallic or non-metallic)
Luster
300
What is the two points on the earth where the earth's magnetic fields meet?
Geomagnetic Poles
300
what is the Mid-Ocean Ridge?
A mountain chained formed due to seafloor spreading.
300
What is the Epicenter?
the point on the surface of the earth directly above the focus.
300
What is Pyroclastic Material?
Felsic lava that is ejected in solid fragments of rocks.
300
What is Hardness?
measure of the ability of a mineral to be scratched.
400
what are Meridians?
Imaginary lines which run vertically across the earth to distinguish location on earth.
400
What is the Island Arc?
A chain of volcanic islands that forms at a subduction zone.
400
What is regions where plates under stress move apart?
Fault Zones
400
What are small, steep volcanoes which produce medium thick lava?
Cinder Cones
400
What is a Non-living, a must for all substance to be minerals?
Inorganic.
500
What is a map which shows the earth with true direction?
Mercator Projection
500
What is a Divergent Boundary?
Where two plates move apart from one another.
500
what is a Tsunami?
a massive wave created from an earthquake on the ocean floor.
500
What is a feature produced when the vent of a valcano is blow apart during eruption?
Crater
500
What is Fluorescence?
Ability of a mineral to glow or change color under UV light
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