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All terms in this list:

collaborate: to work together reach a goal

oceanography: a branch of science that studies the earth's oceans

topographic map: detailed map showing the hills and valleys of an area by using contour lines to represent changes in elevation

experimental error: errors caused by inconsistencies and inaccuracies while collecting experimental data that can be limited by repeating the experiment many times

geothermal energy: an alternative form of renewable energy harnessed from underground reservoirs of steam and hot water located on a plate boundary where continental plate movements cause rifting or mountain formation

contour lines: lines on a topographic map connecting points of equal elevation

index contours: contour lines on a topographic map that are market with their corresponding elevation

scientific law: a basic principle that describes the behavior of a natural phenomenon, often thought of as a “rule of nature”, even though the cause of the law many not be known.

earth science: a branch of science that studies the interaction of earth’s land, water, air and outer space

hemisphere: half of the earth

continent: one of the seven major land areas of the earth

equator: the line of 0o latitude halfway between the poles separating the northern hemisphere from the southem hemisphere

aqueduct: a system of man-made canals, tunnels, and pipelines built to transport fresh water into highly populated areas where there is not enough

hypothesis: a specific, testable proposed answer to one scientific question

astronomy: a branch of science that studies outer space and the objects in it

plateau: a relatively flat elevated area of land that rises above the surrounding landscape

contour interval: the difference in elevation between two side-by-side contour lines

geology: a branch of science that studies the solid parts of the earth and how natural forces change our planet

meteorology: a branch of science that studies the earth’s atmosphere and weather

blind study: experiments in which the scientists do not know which group is the control group and which group is the test group that are designed to limit observer’s bias

limestone: an industrial mineral use to make a cement which forms from the shells and skeletons of marine organism

placer: an accumulation of dense minerals found in sand and gravel in modern or ancient stream beds formed by the geologic processes of transport and deposition

observers bias: tendencies influenced by what an experiment expects to see that result in experimental errors

topographic profile: a cross-sectional view along a line draw on a topographic map showing the shape of the surface of the ground including hills, mountains, cliffs, valleys, rivers and lakes

scientific theory: an explanation based on many observations during repeated scientific experiments: can be changed or modified with the discovery of new data.

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Definitions from Wiktionary under the GNU FDL.
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