1. The most important volcanic belt, a narrow zone of active volcanoes that nearly?
encircles the Pacific basin, is known as the__?
A. Ring of fire
B. Pacific ocean
C. Pacific Archipelago
D. San Andreas belt

2. Which of the following best describe the parts of the volcano?
A. a mountain or hill
B. are found only on land
c. are openings in the earth surface
D. composed of caldera, vent and crater

3. What do you call to the hot
molteatematerial located beneath the earth's surface?
A. crater
B. crust
C. lava
D. magma

4. What part of the volcano is shown on the picture?
A. crater
B. caldera
C. conduit
D. vent

5. Which of the statements listed below is negative aspect of a volcanic eruption?
A. generating geothermal energy.
B. lava flows and lahars clear areas of woodland or agriculture.
C. the dramatic scenery created by volcanic eruptions attracts tourist.​