Uncategorized

Volcanoes

by

    Volcano is a  place on the earth’s surface (or any other planet) where molten rock and gases are erupted. or  hill or mountain built up by the eruption of molten rock.Volcanic eruptions are caused by magma (a mixture of liquid rock, crystals, and dissolved gas) expelled onto the Earth’s surface. Basaltic magmas tend … Read more Volcanoes

[jetpack_subscription_form title=”Subscribe to OPSC Notes” subscribe_text=”Never Miss any OPSC important update!” subscribe_button=”Sign Me Up” show_subscribers_total=”1″]