mountains how are they formed?
when large pieces of earth collides and forces the earth upward
valleys how are they formed?
created by vegetation growing between the hills and mountains
plateau how are they formed?
its can beformed in many ways such as magma ad erosion
Valcano
When magma pushes its way upward through the earths long shift
dessert
land areas where more water evaporatres into the airthan comes back trhough precipitation
delta
other sediment flow down the river and creates a triangle piece of land at the mouth of the river.
island
created sevral ways cooled lava, lots of dirt sand and coral building up, form by breaking off from a larger peice of land.