Volcanoes

VOLCANOES =A __**//volcano//**__ is a landform (usually a mountain) where molten rock and gas erupt through the surface of the planet.=

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= The name "volcano" has its origin from the name of Vulcan, a god of fire in Roman mythology. = ||
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 What is the difference between lava and Magma?  = __//Magma//__ is liquid rock inside a volcano. = = __//Lava//__ is liquid rock that flows out of the volcano. =

Fresh lava ranges from 700º to 1,200º C in temperature and glows red hot to white as it flows.media type="youtube" key="wFjSsuEuWRE" width="560" height="315"
How many volcanoes are there in the world? There are around **1,510 active volcanoes** in the world. We currently know of **80 volcanoes under the oceans.**

= Volcanoes are like giant safety valves that release the pressure that builds up inside the Earth. = || = [|INTRODUCTION TO VOLCANOES] =
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 * [|WHAT IS A VOLCANO?] **

=media type="youtube" key="ibkXai4vTMI" width="560" height="315"= media type="youtube" key="I57pNjxqAAQ" width="560" height="315"