Question | Answer |
maps that show the features of the earth's surface | topographic map |
surface features of the earth | topography |
height above sea level of various island locations | elevation |
point midway between the highest and lowest tides | mean sea level |
sea level is measured as | 0(where water meets land) |
show changes in elevation on the map | contour lines |
each contour line connects... | each point on the map with the same elevation |
difference in elevation between 1 contour line and the next | contour interval |
contour interval in math is | range |
USGS stands for | United states geological survey |
ratio to determine true distances compared to map distances | scale |
topographic sheets = | quadrangle |
every fifth contour line which is printed darker than thhe others | index contour |
x marks__________on a map | highest elevation |
the x on a map is called | benchmark |
Contour lines spaced widely apart indicate | gradual elevation where land is reletively flat |
Closed spaced contour lines indicate | steep slope |
Contour lines almost touching indicate | a cliff |
Contour lines that bend to form a "v" shape indicate | a valley |
Contour lines that form closed loops indicate | a hilltop |
lines that marks a depression | hachure lines |