Answer:
Dam and irrigation system and hydroelectric power are used in some countries.In many countries in this region technology has not been able to meet the demand for water.The desalination process is very costly to remove salt from water.
Explanation:
Desertification occurs<span> due to a decrease in vegetation. This can </span>happen<span> naturally due to a drought or can be caused by human activities. The lack of plants can cause changes to the land. Plants help shade the soil, so when plants are removed, the soil will be exposed to the sun and will dry out more quickly. So, I would say C. An area of forest is clear cut.
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Answer:
Option (A)
Explanation:
The horizon is usually defined as the place where both the sky and ground meets. If the height of the observer is higher, then the horizon becomes more lower and distance increases from the observer to the visible horizon.
The line of horizon is often concealed by the presence of trees, buildings and houses, mountains and land areas.
There are mainly two types of horizon namely, the true horizon and the visible horizon.
Thus, the correct answer is option (A).
Jupiter is the planet with the greatest gravitational attraction.
