Volcanoes 1.1 (All blanks meaning count them and answer.)
A Volcano is formed when molten materials called 1.__v_ and 2.G___e_ are ejected onto the surface via a deep crack or fissure in the ground. The most prominent feature of a volcano is the 3.__n_, a mountainous accumulation of volcanic materials are ejected on the surface. At the peak of the volcano is a steep-walled depression called the mouth or 4.__a___ that is connected to the 5.___m_ __a____ by the way of a cylindrical channel called 6. __l__n__ ___t.