a contour line joins places of equal elevation
Contours
Air pressure.
elevation
contour intervals
Elevation lines and contour lines are just different names for the same thing. Both of them show elevation (or indirectly steepness) on a map.
The scale of contour lines on a topographic (terrain) map is called the "contour interval".
isohyet
Contours..
They're called contour lines. They link places of similar elevation.
Called both Elevation Lines or Contour Lines
A contour map. The lines are called contour lines
Elevation contour lines.
isotherms
isotherms
Those lines are "isobars."
The are called Contour Lines.
lines of equal elevation are called contour lines.
isonephs