mount merapi - Indonesia

Question 1

location

Answer 1

island of Java Indonesia, part of the ring of fire

Question 2

is the volcano active?

Answer 2

one of the most active volcanos, 10 eruptions that have caused fatalities since 1920.
erupted 68 times in the 16th century and its the most active volcano in its region

Question 3

how many volcanos make up the ring of fire

Answer 3

129

Question 4

what plates is the volcano on?

Answer 4

located in the subduction zone of the Indonesia Australian and eurasian plates.

Question 5

how many days a year can you see smoke coming out of the volcano?

Answer 5

300 days

Question 6

what type of volcano is it?

Answer 6

composite

Question 7

what type of lava come out of the volcano?

Answer 7

Andecidic lava

Question 8

what does the volcano look like?

Answer 8

narrow base and steep sides

Question 9

what has happened to the volcano in the past 10,000 years?

Answer 9

until 10,000 years ago the eruptions were effusive and the lava was basaltic however now the volcano is much more explosive, lava domes have been created, the collapse of these domes causes plyroclastic flow and create a explosive volcano

Question 10

VEI

Answer 10

4

Question 11

What type of plate boundary is the volcano on

Answer 11

convergent

Question 12

long term impacts aid

Answer 12

formal evacuation centres set up
2600 moved to safer houses
government made money available to farmers to replace livestock
government set up a special task force to support people effected by volcanos

Question 13

short term aid

Answer 13

210 evacuation centres were set up
1600 people were part of the national aid response, volunteers and military aid
international aid was provided by organisations such as the Red Cross

Question 14

3 negative social impacts

Answer 14

200,000 homeless
320,000 displaced
evacuation centres were over crowded leading to poor sanitation, no privacy and disease risk
farmers lost livelyhood
353 killed from eruption
5000 killed by earthquake

Question 15

3 positive social impacts

Answer 15

volcano increases tourism and provided jobs
medial use of hot spa water and mud, can improve health

Question 16

3 negative economic impacts

Answer 16

veg prices increased because of damage to crops
planes were grounded in western Australia because of risk of aircraft damage
lava flows damaged ski lifts

Question 17

3 positive economic impacts

Answer 17

volcanic torism
gap, torism stops for a while
minrel mining increases

Question 18

3 negative environmental impacts

Answer 18

lahars were created from the debris that git washed down the sides of the volcano
sulfer dioxide blown across Indonesia
water supplies were contaminated with acidic lava and ash

Question 19

3 positive environmental impacts

Answer 19

fertile soil
conservation of the area around the volcano
geothermal energy was able to be created from the hot rock
global cooling as ash spread through the atmosphere