Volcanoes

.The word Volcano originally comes from the name of Roman god of fire,Vulcan.

.Hot liquid rock underneath the Earth's surface is known as Magma,it is called lava after it comes out of the top of the Volcano.

.There are also Volcanoes found on the Ocean's floor and even under icecaps,such as those found in Iceland.

.Volcanic eruptions can send up ash high into the air,over 30 KM (17 miles) over the Earth's surface.