Answer: Birmingham has evolved from a minuscule 7th century Anglo Saxon hamlet that was located on the edge of the Forest of Arden on the Fringe of early Mercia to a major city in 2020. This has happened by a combination of immigration, civic pride, and innovation. In total, Birmingham has seen 1400 years of growth.
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Explanation:
Layers of the soil are called horizons. Here are the horizons:
- Humus
- Topsoil
- Subsoil
- Fragmented rock
- Bedrock
Once a soil has developed, it forms layers called horizons. Beneath a surface layer of a plant remains, the topsoil is rich in decomposed plants and animal matter. The subsoil is mainly mineral particles, with much less organic material. The fragmented rock/bedrock is primarily small stones, and beneath it lies all bedrock.
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Answer:
He realized that the Earth's crust had been moving away on each side of oceanic ridges, down the Atlantic and Pacific oceans, that were long and volcanically active. He published his theory and it came to be called “seafloor spreading.”
Answer:
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When asteroids enter the atmosphere of Earth or any other planet, they are called meteorites. Typically, asteroids are too small to form a circular shape, unlike dwarf planets or comets.
Explanation: