<span>When magma reaches the surface through a volcano, it is called lava. When lava cools, it forms extrusive igneous rock. The process by which rocks are worn down by wind and water, creating sediment.</span>
Answer:
Mid-Level Clouds Are "Alto" Clouds
Clouds with the prefix "alto" are middle level clouds that have bases between 2000 and 7000 m (6500 to 23,000 ft.). Altostratus clouds are gray or blue-gray middle level clouds composed of ice crystals and water droplets.
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Answer: The logarithm of the amplitude of waves recorded by seismographs.
Explanation:
(Sorry if it’s wrong! I don’t remember it super well, but I think this is it. Also, here’s a picture.)
When silicon atoms bond, then silicates form which are minerals in which such elements as potassium, calcium, magnesium and aluminum combine with the silicon atoms to form minerals like feldspars of different types or if it is just silicon and oxygen that bond then it forms quartz.