How was earth formed
In Depth | Earth – NASA Solar System Exploration
Earth formed at least 4.53 billion years ago. Gravity pulled material from a nebula of rock, gas, and dust into a spinning disk. The sun formed in the center, and the disk then coalesced into the planets. Young Earth contained seas of magma and had regular asteroid impacts.
[DOC File]Chapter 1 Introduction to Earth Science
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the most common rocks on earth are those formed from the cooling and solidification of liquid rock, called magma, and are called . igneous rocks. sedimentary rocks. form from weathered sediment of igneous, metamorphic, or other sedimentary rocks that are carried from one place to another, redeposited, buried, and then hardened into rock.
[DOC File]Unit 4 Chapter 5 How Earth’s Rocks were Formed
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earth formed ~4.6 billion years ago. planets are: MVEMJSUNP. sun is powered by fusion and contains H and He in a hot gas (plasma) surface of sun shows flares (prominences), sunspots. Sun gives off solar wind (stream of high energy charged particles) that interact with earth’s magnetic field to create aurora (northern and southern lights)
[DOCX File]The Formation of Earth - MR. HOLZ'S WEBSITE - Home
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When Earth formed, it had neither oceans nor atmosphere. Earth became hotter (compression, radioactive materials, meteorites) and iron melted and sank (core) As iron melted, it also melted other materials around it, releasing water and gases trapped in those materials.
[DOC File]Geography 311 – The Atmosphere
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The Earth formed approximately 4.6 billion year ago as a molten ball of rock. There was almost no atmosphere. As the Earth cooled a solid crust formed. There was a high level of volcanic activity.
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