Explanation:
Earth's thin outer shell is broken into big pieces called tectonic plates. These plates fit together like a puzzle, but they're not stuck in one place. They are floating on Earth's mantle, a really thick layer of hot flowing rock.The edges of tectonic plates are called boundaries.Most earthquakes occur along the edge of the oceanic and continental plates. The earth's crust (the outer layer of the planet) is made up of several pieces, called plates. ... Earthquakes usually occur where two plates are running into each other or sliding past each other.
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the answer is the goal theory
Barrier effects can assume physical or social forms.Physical barrier effects consist of characteristics of the natural (physical) environment that inhibit the spread of culture. The classic examples are oceans, deserts, mountain ranges, dense forests, and frigid climates.
Answer:
In developing countries children are needed as a labour force and to provide care for their parents in old age.
In these countries, fertility rates are higher due to the lack of access to contraceptives and generally lower levels of female education.
High fertility can impose costly burdens on developing nations.
In rural areas children are needed as labour on farms. In urban areas they are needed to work in the informal sector to earn money for their families.
Women have a large number of children as there is a high level of infant mortality
Answer:
we know that sum of all angles of triangle is 180
let angles be 5x , 6x , 7x
now sum of angles : 5x + 6x + 7x = 18x = 180
therefore we got x : 10
therefore angles : 50 , 60 , 70
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