The ottoman turks took over the holy land during this period
Answer:
Stratosphere
Explanation:
Yes, the ozone is a triatomic molecule that is composed of various oxygen molecules and which are broken by the sunlight to the formation of ozone layer this layer is found in abundance in the Stratosphere the layer above the tropopause that is the region where mixing stops. This layer extends from 30 to 60 kilometers in the stratosphere that absorbs the harmful radioactive substance and also the UV rays that can penetrate the earth and could have caused damage to the life forms on the planet. To date, continuous use and abuse of CFC gas produced by the air conditioners and the methane gas that is a natural greenhouse gas has caused a whole over the arctic circle and part of Russia. The low layers of ozone have been completely depleted due to imbalance of active carbon particles and pollutant matter in the atmosphere the air over the industrial district of china and India is itself an example. Impact of ozone UVa and UVB can be seen in high latitudes but of them, most harmful UVc is restricted by this layer and due to the quality deterioration of ozone is poses grave threats in future
Answer:
Analysis of the effect of these two groups of factors upon life expectancy, using data for 95 less developed countries, indicates that mortality is primarily influenced by such socioeconomic development measures as urbanization, industrialization, and education, and secondarily by such public health measures as access ...
Answer:
All villagers were ranked by their abilities and level of skill.
Explanation:
After the hunting-gathering period, in the human history, people began to settle down. This transition of people from homes built for certain time to permanent settlements.
This transition era is known as Neolithic Revolution. This period also marked the beginning of human civilization and social stratification. People began to cultivate lands, domesticate animals, etc.
As the society begin to expand, social stratification became more divisive. People began to divide social class based on the resources they owned, their skills, and abilties.
Thus the correct answer is the first option.
Answer:
5. they live in social groups such as wolf packs
Explanation:
Animals such as wolves, humans, other primates, bird species, whales, etc. live in social groups because they evolved cooperative behavior. ... Animals who have genetic predispositions for communicative or cooperative behavior will have greater success and pass on more offspring who share that genetic predisposition
