A volcano is a mountain that can erupt. What usually comes out when a volcano erupts? A. Only lava B. Lava, ash and gases C. Only ash D. Only gases 相关知识点: 试题来源: 解析 B。解析:火山爆发时通常会喷出熔岩、火山灰和气体。A选项只提到熔岩是不全面的。C选项只提到火山灰不全面。D...
Eruption from Etna volcanoThe word "volcano" comes from the Roman God of Fire, Vulcanus. Also the small volcanic island of Vulcano in the Eolian Islands off Sicily, was called after that god. Apparently, this island was highly active in Ancient times and people believed its crater was the ...
What type of volcano is Mount Etna? What type of lava does a composite volcano have? What kind of rock comes from a volcano? What type of lava does a shield volcano have? What type of volcano is Rabaul? What is the Chicxulub crater made of?
What kind of rock comes from a volcano? What kind of rock comes from composite volcanoes? What minerals are found in igneous rocks? What is extrusive igneous rock? Which rock consists of mafic minerals and has a phaneritic texture?
70 women describe what a female orgasm feels like to them and how they know they're about to experience one.
comes up from the mantle (which is the layer under the surface). Once there's enough molten rock — called magma — and enough pressure on it, a volcanic eruption occurs. In many volcanoes, the magma rises up through a central tube or "throat," and emerges out the top of the ...
Enjoy your herb to the fullest and vape out of a Volcano. Photo by: Gina Coleman/Weedmaps What does it mean to vape or use a vape? Vaporizers have been around longer than you would believe. When someone refers to a “vape” or “vaping,” they're describing the act of vaporization,...
The story begins ___the discovery __an ancient document in an old book and __ the end, their raft is ___ ___ a fast stream and with ___ increasing speed they are ___ out of a volcano in Southern Italy. 2)List what the two men do in the adventure of going to the centre of...
from its formation and the decay of radioactive elements. Whenlavafirst erupted from avolcanic vent(see below), it comes out with a temperature of anywhere between 700 to 1,200 °C (1,292 to 2,192 °F). As it makes contact with air and flows downhill, it eventually cools and ...
its formation and the decay of radioactive elements. When lava first erupted from a volcanic vent (see below), it comes out with a temperature of anywhere between 700 to 1,200 °C (1,292 to 2,192 °F). As it makes contact with air and flows downhill, it eventually cools and ...