explain about the evolution of the earth
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Explanation:
Earth and its atmosphere are continuously altered. ... Such constant change has characterized Earth since its beginning some 4.5 billion years ago. From the outset, heat and gravity shaped the evolution of the planet. These forces were gradually joined by the global effects of the emergence of life.
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9
Explanation:
- The Earth was formed at the same time as the rest of the solar system by the coming together of materials that were not incorporated into the sun.
- Life in the form of single-celled algae was present when the Earth was 3.5 billion years old.
- Animals with hard skeletons and shells appeared and formed fossils 540 million years ago.
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