Water
mostly water. There are some continents on there too though i believe.
The earth is actually mostly covered by water. 73% of the earth is covered by water and only 3% is freshgrasslands
Mostly the sedimentary part which involves the process of weathering, and diagenesis occurs at the earths surface.
Mostly 75 percent
The earth is mostly covered in water.
mostly water. There are some continents on there too though i believe.
The moon is mostly covered with craters.
crust
mostly earthquakes or plate tectonic movement.
Earth's atmosphere is mostly made up of nitrogen, which makes up 79 percent. The atmosphere contains 20 percent oxygen and 1 percent other gases.
They are mostly hidden underwater because nothing has yet made them erupt and come to the surface.
Most of earth's surface water is in the oceans. The second largest bodies are the polar ice caps. Groundwater (water below the surface) exceeds that in all earth's freshwater lakes, rivers, and streams--which account for the remainder of earth's surface water.