1. Filter The Salt Water
2. Get Water Imported From Other Countries
3. Filter Sewage Water
4. Drinking Other Edible Liquids
5. Replication Of Water Molecules
That depends on how close you are to the equator, in coulombia the temperature barely changes wile in south Canada it changes every season
Answer:
C
Explanation:
Roads can vary in elevation, since a road is essentially any path to walk on.
Hills have varying elevations - they are higher at certain points.
Rivers can flow downhill and aren't always at equal elevation.
Contour lines on a topographical map connect points of equal elevation. If you were to follow a contour line while walking, the elevation would remain constant.