The edge of the earth is the earth's crust.
The Earth's surface layer is called the crust.
Lava
obsidian is one of them
100
70% or 80% of water covers the earths surface
No the crust covers earths surface
to draw the earths surface.
The tectonic plates below earths surface shape earths landforms
There are almost no extrusive rocks on the earths surface because they are all under the earths surface. They are mainly lower than the earths surface.
Lava. Note: Magma cant erupt, volcanoes do. Magma is just the word for molten rock beneath the earths surface, lava is for molten rock above the earths surface.
it is water cycle
mantle