CKKK+temporary+3.2

This is a temporary space for C.K.K.K. 3.2. Only some vocabulary words are available in this page. There are words which only word is available and not the meaning. Thank you for your cooperation.
 * Section 2 (3-2) Volcanic Activity**


 * Vocabulary**

magma chamber- a hole under volcano where the magma is stored. pipe- a tube which the magma flows. vent- a big hole on volcano where the lava comes out. crater- a bowl around the vent which is formed by the explosion of gas. silica- material formed from oxygen and silicon. pahoehoe- a kind of lava which moves quickly like liquid, hot lava. When it hardens, it looks like it had been folded and/or squashed.00 aa- a kind of lava which moves slow, and cooler than pahoehoe. When it hardens, the surface is rough. pyroclastic flow- active- dormant- extinct- hot spring- geyser- geothermal energy-