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isolines quiz
earth science
Question | Answer |
---|---|
field | a region which contains measurable quantities at every location |
field value | the value of what is being measured |
magnitude | value for a point on a field |
scalar field | a field described in terms of magnitude alone |
vector field | a field described with both magnitude and direction |
isoline | a line on a field map that connects all points of equal value |
contour line | isoline that connects points of equal elevations on a contour map |
isotherm | isoline that connects points of equal temberature |
isobar | isoline that connects points of equal pressure on a field map |
field gradient | change in value divided by distance |
topographic map | a model of the elevation field of the surface of the earth |
elevation | height above sea level |
contour interval | vertical distance, or change in elevation between contour lines |
scale | the ratio of a model to the object |
map profile | a side view of an area showing elevation |