Mount Gamkonora, highest peak of Halmahera Island, was burst in 2007. In which country is it located?
A. Japan
B. Indonesia
C. Russia
D. France
Answer: Option B
A. Japan
B. Indonesia
C. Russia
D. France
Answer: Option B
What is the difference between a geyser and a hot spring?
A. Water is ejected explosively in a geyser
B. Water from the geyser may be cold
C. Geysers are found on volcanic mountains
D. Geysers are more common in cold countries
The intensity of earthquakes is measured on ________
A. Beaufort scale
B. Richter scale
C. Secant scale
D. Mercalli scale
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