The Yellowstone hot spot was created around ten million years ago, and the center of the park is still volcanically active, with molten rock only a mile or two beneath the Earth’s surface. 3 When rain and melted snow seep down through tiny cracks in the Earth, the water eventually ...
Not allmoltenrock cools on the earth’s surface. Some magma cools beneath the surface after having been injected or intruded into the rocks of the earth’s crust. 并非所有的熔融岩石都是在地表冷却的,一些岩浆在侵入地壳岩石中之后,在地表之下冷却成岩。
MoltenrockbeneaththeEarth’ssurface:MoltenrockbeneaththeEarth’ssurface MagmachamberMagmachamber:Aspacebelowgroundfilledwithmagma.:Aspacebelowgroundfilledwithmagma. MagmachamberMagmachamber CloseupofamagmaCloseupofamagma chamberchamber Inthisfigure,therocksformedatInthisfigure,therocksformedat thesurfacethroughthe...
molten rockn. 熔岩;熔融岩石 molten glass玻璃液;熔化玻璃;熔融态玻璃 更多收起词组短语 双语例句 Asmoltenrockmeetstheair,itcoolsandformsplatesonthelake'ssurface. 当熔化的岩石遇到空气之后,它会冷却下来,并形成漂浮在湖面的岩板。 That night,Iwatchedhimrappelintotheareanearamoltenvolcanoon the islandofHawaii...
The optimum depth for their formation is about 120 miles beneath the surface , in the molten mantle . 其形成的最佳深度是在地表之下约120英里,在熔化的地幔曾。 Rock formed from molten matter is known as igneous , and geologists classify igneous rock by its texture . 由熔化的物质凝固形成的岩石...
The asthenosphere isthe denser, weaker layer beneath the lithospheric mantle. It lies between about 100 kilometers (62 miles) and 410 kilometers (255 miles) beneath Earth's surface. The temperature and pressure of the asthenosphere are so high that rocks soften and partly melt, becoming semi-...
Harnessing supercritical temperatures beneath the Earth’s surface could provide baseload energy to balance the intermittency of wind and solar plants. Further, the geothermal process is free of greenhouse gas emissions. The concept builds on the longtime efficacy of geothermal power generation, ...
the Earth began as a molten massB. a thin layer of magma flows beneath the Earths crustC.the minera found inigneousrock are very commonD. igneous rock is continually being formed(2)The word "invade" inline 4, para. 1 is closestin meaning to.A. move intoB.neutralizeC.coverD.depoit(3...
Prominent among these are the Environment Park where you find a variety of different habitats such as Polar Icecaps and Tropical Rainforests to molten lava rivers beneath the Earth's surface – you can experience all that here! 其中最突出的环境公园那里您可以找到各种不同生境极地冰盖和热带雨林等...
(Fig.1c,d). The small grain sizes are emphasized by the fact that 1 cm3of the rock contains, at least, 500,000 individual chromite crystals. The chromite grains are enclosed within much larger oikocrysts of plagioclase (up to 5–10 cm in size) that are clearly visible in outcrops (...