A volcano is a rupture in the crust of a planetary-mass object, such as Earth, that
allows hot lava ... Large eruptions can affect temperature as ash and droplets of
sulfuric acid obscure the ... Wh...
Some volcanic eruptions are explosive and other are not. How explosive an
eruption is depends on how runny or sticky the magma is. If magma is thin and ...
May 26, 2016 ... Volcanic eruptions are driven by a combination of mechanisms, which include
pressure and heat in the Earth's mantle, as well as tectonic ...
Volcanoes erupt because of density and pressure. The lower density of the
magma relative to the surrounding rocks causes it to rise (like air bubbles in
Jan 5, 2015 ... The eruption of a volcano can be one of the planet's most destructive events —
spewing huge amounts of rock, gas and ash that can kill people.
Find out what the earth make-up is, and how extreme pressure build up inside
the earth forces molten matter to be expelled out to the surface, causing a
www.ask.com/youtube?q=How Do Volcano Erupt?&v=6CBnqZkascs
May 15, 2015 ... Volcano eruption - Lava Volcano erupting - Hawaii volcano - Lava lake - Lava
flow- 2015 Volcano eruption - Lava Volcano eruption - Hawaii ...
www.ask.com/youtube?q=How Do Volcano Erupt?&v=Zaz_m3pt8qw
Apr 2, 2010 ... The process of a volcano erupting begins with the generation of magma, which
then migrates towards the surface until the pressure and ...
www.ask.com/youtube?q=How Do Volcano Erupt?&v=-kQwudeT3ww
Jun 29, 2013 ... A quick and fun cartoon lesson about volcanoes. ... i have an asignment and its
due tomorrow. thanks to you it took half an hour less to do!! :^).
An extinct volcano is one which has erupted thousands of years ago and there's
no possibility of eruption. Why do volcanoes erupt? The Earth's crust is made up