Earthquakes , Tsunamis , Tornados and Hurricanes.
hoped it helped !!
Answer:
School Teaching is a unique occupation in comparison with other forms of work.
Explanation:
Because educational researchers frequently compare teachers' work with work performed in other occupations. In this article, I discuss the promises and pitfalls of this type of analysis. Using data from "The Dictionary of Occupational Titles" (U.S. Department of Labor, 1991), I examine the nature of teachers' work and compare teaching with the work performed in other occupations.
I studied it in 3rd standard so I don't remember much. As much as I can remember CPU means Computer Programming Unit. Computer doesn't have a full form it is a simple word that means something that computes or calculates.
Answer:
The Aztec economy was based on three things: agricultural goods, tribute, and trade. Aztec trade was crucially important to the empire; there could be no empire without it as many goods used by the Aztecs were not produced locally.