Answer:
Earthquake occur in the sea of Indonesia instead on the land.
Explanation:
The earthquake in Indonesia have been so less deadly than those in India or Iran, even though it's magnitude was greater than both of them because the earthquake occurs in the sea of Indonesia which is far from the Indonesian land while on the other hand, the earthquake occur on the the land in India and Iran not on the sea which is more deadly as compared to Indonesia even its lower magnitude.
Population density =number of individual divided land area
land area should be in square kilometers
therefore 120 ha =120 x0.01=1.2 square kilometer since 1 ha=0.01 kilometer square
total population= (80 x 1500)/100=1200
population density is therefore=1200/1.2=1000
Answer:
Topsoil is the part of a soil profile that is made up of partly weathered rock.
Hope this helps :)