Answer:
abacus
Explanation:
Focus On. There is a long history detailing the invention of computing and calculating machines. The earliest recorded calculating device is the abacus. Used as a simple computing device for performing arithmetic, the abacus most likely appeared first in Babylonia (now Iraq) over 5000 years ago.
Answer:
The 3 main layers are the core, mantle and crust. The mantle is composed of the mesosphere and the asthenosphere and the uppermost part of the mantle. That uppermost part of the mantle is what is combined with the crust to make the lithosphere.The inner core is solid, the outer core is liquid, and the mantle is solid/plastic. This is due to the relative melting points of the different layers (nickel–iron core, silicate crust and mantle) and the increase in temperature and pressure as depth increases We have the inner core, outer core, mantle and crust which play an important role on Earth. The layers of the Earth are responsible for the formation of our continents. ... Earthquakes can be important because of Energy (seismic energy) released during Earthquakes provides much information about the Earth's interior.
Explanation:
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Anthropology is the study of various aspects of humans within past and present societies.[1][2][3] Social anthropology and cultural anthropology[1][2][3] study the norms and values of societies. Linguistic anthropology studies how language affects social life. Biological or physical anthropology[1][2][3] studies the biological development of humans.
Archaeology, which studies past human cultures through investigation of physical evidence, is thought of as a branch of anthropology in the United States,[4] while in Europe, it is viewed as a discipline in its own right, or grouped under other related disciplines such as history.
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Answer:
The Spanish Missions in Texas comprise a series of religious outposts established by Spanish Catholic Dominicans, Jesuits, and Franciscans to spread the Catholic doctrine among area Native Americans, but with the added benefit of giving Spain a toehold in the frontier land.
Explanation:
Native Americans did not want to be converted to Catholicism. The Plains tribes resented the missionaries and their intrusion on their hunting grounds.
