How are hills formed?
hills
The Formation of Hills
Hills can sometimes form by glacial action. That means that it can be formed by having large masses of ice or glaciers.
Hills
Hills can also be formed by an uplift of the land, the wearing down of mountains, or both.
Ants
Sometimes even ants can form hills! They can form hills by moulding one with dirt. They use a sticky substance to stick the dirt, forming a hill.