1) convert the distance from kilometers into miles.
2) determine a similar distance (in miles) that is meaningful for you. (for example, if a layer was 500km thick, that would be approximately 300 miles, which is the distance from my house to new york city)
lower mantle ~ 2230 km

1384.83 miles .

Explanation:

1 .

Conversion of kilometer to mile ,

1 kilometer is equal to 0.621 mile ,

The lower mantle is 2230 km can be converted to miles , by simply multiplying by the value 0.621 .

Hence ,

the conversion is done as follows ,

2 .

Lower mantle = 2230 km = 2230 * 0.621 = 1384.83 miles

hence , the value of lower mantle is 2230 km and in terms of mile is equal to 1384.83 miles .

true. earthquakes are felt whenever there is a slip around a fault in the rocks below the earth. this reorientation of faults create sesmic waves and is known as earthquake, the severity of which is measured in richter scale. these are more prominent in hilly regions as the rocks usually form faults to balance the pressures on it.