Since the earth's axis is tilted 23 ½ degrees<span>, then on this particular day, the sun's rays are striking the earth directly at a latitude approximately </span>23 ½ degrees<span> north of the equator (that is, the sun's rays are coming in at an angle of </span>90 degrees<span> here; this is the subsolar point).</span>
Answer:
140 years is average duration of an earthquake.
Explanation:
- The Hayward fault is a geologic fault that is capable of massive destruction and is 119 km long fault western base of hills of San Francisco and is parallel to the San Andreas fault. The occurrence of an earthquake of 6.8 magnitudes in 1868 was biggest earthquake in California history.
- Recently various geologists have taken time interval of the past five large earthquakes and based on the past earthquakes data the interval of 140 years it will take to the formation of a large earthquake.
Easterlies, westerlies, and the trade winds
The rivers start from the mountains or hills.