The arrows represent the flow of energy from matter such as planets and animals. Since energy flow in an ecosystem is in a cyclic manner the energy is neither created nor destroyed.
- As per the image, the hydrosphere, geosphere, and atmosphere along with the biosphere all are interacting with each other and are dependent on the existence of one another.
- Hence during the Precambrian peroid the flow of energy and took place lead to the formation of the biospheric ecosystem. That lead to the evolution of life on earth.
Learn more about the arrows in the diagram showing continuously.
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Manorialism is a system of vesting property in a lord of the manor, who had jurisdiction over subject peasants. The system was based on mutual obligation and benefit. The king or some other high lord gave the use and benefit of the manor to the lord of the manor in exchange for military and political support. The lord of the manor gave the peasants a place to live, fields to farm, and protection in exchange for labor, part of the crop, or other economic support.
Answer: A large British force was cut off by American and French troops by land and by a French fleet by sea.
Explanation: I studied it
Answer: The Romans made extensive use of aqueducts, dams, bridges, and amphitheatres. They were also responsible for many innovations to roads, sanitation, and construction in general. Roman architecture, in general, was greatly influenced by the Greeks and Etruscans.
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Answer: They both talk about how it is our responsibility as a nation to face the facts-even though it may be tough sometimes, and to use wisdom to think about the big picture of things.
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