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jengsingcheng
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火成岩
AI-enhanced description
火成岩是由岩漿冷卻凝固形成的,通常通过火山爆发的方式从地表冒出。文中介绍了不同类型的火成岩,如玄武岩、安山岩和花崗岩,以及它们的形成过程和特征。此外,文档提及了著名火山如埃特納火山和蘇特西火山。
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火成岩
1.
認識岩石—火成岩 岩石的循環
2.
火成岩 火成岩是由岩漿冷卻凝固形成的
3.
火成岩 岩漿衝出地函
4.
火成岩 火山爆發:岩漿中包含了氣體(橘色)、 岩漿升起的同時地下水氣化增加了壓
力,使得岩漿衝出地表,衝出時除岩漿 本身外,還包含了石塊及火山灰。
5.
火成岩 累積在地表附近的岩漿,沿著一個中心 孔爆發,形成了火山椎的構造。
6.
火成岩 歐洲最大的活火山:埃特納火山 火山斜坡上的熔岩流
岩漿流的溫度約在攝氏500-1000度
7.
火成岩 冰島蘇特西火山的熔岩流
8.
火成岩 由左至右分別是玄武岩、安山岩、花崗岩
9.
火成岩 安山岩的命名是來自南美的安地斯山脈
10.
火成岩 安山岩是岩漿藉由火山口噴發出地面,
快速冷卻形成。
11.
火成岩 玄武岩是由深色岩漿,經緩噴發、漫流 而出,逐漸冷卻形成的。
12.
火成岩 蘇格蘭的柱狀玄武岩島
13.
火成岩 亞速爾群島的柱狀玄武岩(風琴管)
14.
火成岩 花崗岩:岩漿並不噴出地面,而是在地 底下慢慢冷卻形成的。
15.
火成岩 花崗岩中經常含有「石英」
16.
圖片來源: 1. Cross Section Illustration Of Showing Rock Cycle. Photography. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=118_840362 2.Igneous Activity. Illustrations. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=119_1803756 3. A Model Of The Ocean Floor With Magma Welling Up From The Mantle. [Photography]. Retrieved from Encyclopædia Britannica Image Quest. http://quest.eb.com/media/image.htm?mediaId=118_845105 4.Volcanic Eruption. Photography. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=132_1238999 5.Volcano Formation. Photography. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=132_1234169 6. Lava Flow. Photography. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=132_1239559 7.Lava. Photograph. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=139_1895182 8.Igneous Rocks. Photography. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=119_1800873 9.Andes Mountains. Photography. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=149_2061080 10.Andesite, An Extrusive Igneous Rock. Photography. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=139_1970238 11.Basalt. Photograph. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=139_1903313 12.Columnar Basalt. Photography. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=149_2089809
17.
13. Columnar Basalt.
Photography. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=149_2048416 14.Granite. Photograph. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=139_1897173 15.GRANITE. Photograph. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=131_1344732 16.Igneous Rock. Photography. Encyclopædia Britannica Image Quest. Web. 26 Jul 2011. http://quest.eb.com/media/image.htm?mediaId=118_847010