Show:
feautures of earth
location on earth
plate tectonics
earthquakes
volcanoes
100
oblate spheroid
what is the shape of the earth called?
100
a line parallel to the equator/ north-south
what is latitude?
100
the earth's original form
what is pangea?
100
the explanation for how energy is spread during earthquakes
what is the elastic rebound theory?
100
the opening of a volcano at the earth's surface
what is the vent of a volcano?
200
core, mantle, and crust
what are the internal zones of the earth?
200
east-west measurment
what is longitude?
200
the movement of the continents from their original form (pangea)
what is continental drift?
200
the site where an earthquake occurs
what is the focus of an earthquake?
200
convergent boundaries
where does subduction take place?
300
the rotation of the earth on it's axis
what is "rotation"?
300
distort it
what do map projections do to the surface?
300
the outward movement of the seafloor from mid-ocean ridges
what is seafloor spreading?
300
the spot on the surface directly above the focus
what is the epicenter of the earthquake?
300
hot areas on the surface or seafloor caused by extremly hot magma
what are hot spots?
400
a complete turn of the earth
what is "revolution"?
400
the relationship of the distance on the map and real life
what does a map scale show?
400
divergent, convergent, transform
what are three types of plate boundaries?
400
waves of force that travel through the earth during an earthquake; measures the intensity, direction, and duration of an earthquake
what are seismic waves and what are seismographs?
500
may, june, and july
in what months does the northern hemisphere face the sun?
500
the study of earth's shape
what is topography?
500
alfred wegener
who developed the theory of continental drift?
500
richter magnitude scale; mercalli intensity scales
assigns a single number to signify the amount of seismic energy released; uses roman numerals to signify the amount of seismic energy released?