* Continents: Large landmasses like Asia, Africa, North America, South America, Antarctica, Europe, and Australia.
* Islands: Smaller landmasses surrounded by water.
* Mountains: Elevated landforms that rise above the surrounding area.
* Hills: Smaller and less elevated landforms than mountains.
* Plateaus: Flat, elevated areas of land.
* Valleys: Low-lying areas between hills or mountains.
* Plains: Large, flat areas of land.
* Deserts: Dry and barren areas of land.
* Forests: Areas covered in trees.
* Grasslands: Areas covered in grass.
The land surface above sea level makes up about 29% of the Earth's total surface area. The remaining 71% is covered by water, primarily the oceans.