Paano makipag-usap sa mga matanda at propesyunal?​

Answer is in the photo. I can only upload it to a file hosting service. link below!

shorturl.at/ipxUY

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation:

the dissolution of polymer can be thermodynamically described in 2 steps.