Question

What are contours and how do they help in reading Topo sheets​

Answer 1

Answer:

plz mark as brainleist

Explanation:

Contour lines are lines drawn on a map connecting points of equal elevation, meaning if you physically followed a contour line, elevation would remain constant. Contour lines show elevation and the shape of the terrain. They're useful because they illustrate the shape of the land surface — its topography

Answer 2

Explanation:

the scale of the map and the contour interval gives the extent and general landform of the area . to understand the map , the legends /key are very useful because they depict various features given in the map . maps contains universally accepted conventional signs and symbols that make map reading and interpretation global.