Infrastructure as a Service (IaaS) is a form of cloud computing that provides virtualized computing resources over the Internet. IaaS is one of three main categories of cloud computing services, alongside Software as a Service (SaaS) and Platform as a Service (PaaS). Download: Your guide to the Public Cloud.
02. 1  of 09. Rocks Vocabulary Study Sheet. 2  03. of 09. Rocks Vocabulary. 3  04. of 09. Rocks Word Search. 4  05. of 09. Rocks Crossword Puzzle. 5  06. of 09. Rocks Challenge Worksheet. 6  07. of 09. Rocks Alphabet Activity. 7  08. of 09. Rocks Spelling Worksheet. 8  09. of 09. Rocks Coloring Page.
Volcano rocks are igneous rocks that form during a volcanic eruption. They were all once magma which is molten rock beneath the Earth's surface. There are four major groups of the igneous rocks: basalt, andesite, dacite and rhyolite.Each of these different rock groups form different types of volcanoes.hey were all once magma which is molten rock beneath the Earth's surface. There are four major groups of the igneous rocks: basalt, andesite, dacite and rhyolite. Each of these different rock groups form different types of volcanoes.