Question

which are also known as isolines​

Answer 1

Answer:

Isolines are lines drawn to link different places that share a common value. The prefix 'iso' is a greek word meaning equal, so an isoline must be a line joining equal points. For example, a line drawn on a map to join up all the places that are the same height above sea level is called a contour.

Answer 2

Answer:

The prefix 'iso' is a greek word meaning equal, so an isoline must be a line joining equal points. For example, a line drawn on a map to join up all the places that are the same height above sea level is called a contour. ... Another common isoline is the isobar, a line that joins places with the same atmospheric pressure.

Hope it helps :)