Download Ring of Fire Video Worksheet

Name ________________________
Ring of Fire Video Worksheet (15 points)
Introduction
1) According to the video, what was the source for much of Earth's atmospheric gases
and ocean water?
2) What ocean does the "Ring of Fire" encircle?
3) Roughly how many people live along the Ring of Fire?
4) What type of plate tectonic boundary is associated with many of the earthquakes and
violent volcanic eruptions characteristic of the Ring of Fire? (Circle one below)
Divergent
Convergent
Transform
San Francisco
5) What feature lies "like a time bomb beneath San Francisco"?
6) What are the dates (give a year) of the two major San Francisco earthquakes discussed
in the movie?
__________
__________
7) What earthquake-related process was the cause of the massive destruction in the
Marina district of San Francisco?
(I will stop the tape here and take a minute to discuss this issue.)
Mt. St. Helens, Washington, May 1980
8) What was unique and unexpected about the style of the eruption in 1980?
9) How many people died as a result of the eruption? ___________
Japan
10) Fill in the blanks: Japan has….
a. more than _______ active volcanoes.
b. more than _______________ earthquakes each year.
11) What geologic hazard poses a significant threat to Tokyo? (Circle one below)
Volcanic eruption
Earthquake
Avalanche
Indonesia
12) What mineral resource (the yellow mineral) is mined from the active volcano?
13) Complete the following quotation:
In Indonesia, "paradise and ___________________ go hand-in-hand."
Hawaii
14) According to the video, what is the tallest mountain on Earth? Why?
15) In one sentence, contrast the style of eruption of Mt. St. Helens with the eruptions of
Mauna Loa and Kilauea.