According to the Wikipedia, more than 75% of the worlds most active volcanoes occur on the Ring of Fire.
About 81% - 90% of the words largest earthquakes also occur on the Ring of Fire.
Answer:
Coal
Explanation:
Coal leads in providing energy and electricity for South Asia. There are some other significant energy resources, such as natural gas, but coal is the most commonly used.
<u>Answer:</u>
Alluvial fans are evidence that the Death Valley is a tectonically active region.
<u>Explanation:</u>
- Alluvial fans can be only formed by the slow and gradual depositional action of a river.
- But for an alluvial to be formed, it is primarily necessary for the river to continuously carry and deposit sediments for a long period of time.
- The supply of sediments done by the Death Valley in California provides evidence that it is a tectonically active region.
Answer:
D. 
Explanation:
Let be a circle with a radium of 4.9 meters. The formula to determine the area of the circle is:
Where:
- Radius, in meters.
The area of the circle is:
