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chapter 4 earth sci

chapter 4 earth science

QuestionAnswer
the more rigid material of the lithosphere floats upon a thin,slushlike layer of the mantle asthenosphere
is on or near september 22 autumnal equinox
a thin rigid layer of lighter rocks that includes earth's surface crust
is the study of planet earth geology
composed of solid iron and nickel inner core
represents the longitude at which the rate changes international date line
the crust and the uppermost portion of the mantle together lithosphere
the resulting line of force that loop from one end of the bar magnet to the other magnetic filed
around the core is the thickest of the earth's layers mantle
composed of iron nickel in an liqued state outer core
the apparent shift in position parallax
the starting point for the standard time zones is an arbitrary longitude line prime meridian
the movement of earth in its orbit around the sun revolution
spinning around its axis rotation
24 worldwide 15 degrees of longitude wide standard time zones
the longest day. a point at which this daily increase stops summer solstice
each standard time zone is roughly centerd on a line of longitude exactly divisible by 15 degrees time meridian
occurs on or around march 21 vernal equinox
the shortest day of the year winter solstice
earth tilted on its axis 23.5
the spinning motion of the young earth caused it to form into a sphere that bulges at the center oblate spheroid
central,eastern,mountain,pacific united states 4 main time zones
Created by: alexis cirilo
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