Answer:The Characteristics of Modern Agriculture Enabled by Chemicals. The evolution of agriculture in the world's rich, developed countries has four defining eras: settled agriculture; blood, sweat and tears; mechanical; and chemical.
Explanation:
Answer:
archival research method
Explanation:
Professor Yarnofsky wonders whether recent acts of airline terrorism have made the public more fearful of airline flight. He secures records of the amount of flight insurance that people have purchased via machines at the airport, and compares the records of insurance purchases before the last hijacking to purchases after the last hijacking. Professor Yarnofsky has employed an <u>archival</u> research method.
Archival research is a method of research which involves searching out information or data from existing records or archives in the carrying out of the study. The advantage or archival research is that it is less expensive as the data needed are already available in storage, secondly, the biases observed in research studies involving human subjects is non-existent in archive research. There is also a lot of data in archive research which increase the accuracy of the results
The Nile River, the longest river in the world, was considered the source of life in ancient time, as well as today in Egypt. Because of the Nile, people could live near there which was bordered by deserts on the east, south, and west, along with the Mediterranea Sea on the north. The Nile floods were predictable every year. The flooding started in July following the rain season in central Africa. The Nile provided valuable moisture and silt, which was deposited on the fields as the waters reached. These were favorable for farming. The Egyptians also depended on the Nile as their main transportation route. Therefore, many cities developed along the river owing to its importance of farming and transportation
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They probably used these pots to collect water and/or food. It is a good tool to help transport liquids and rice.
