Volcanoes
Vocabulary
magma lava pyroclastic flow
lahar tephra basalt
pahoehoe a'a' crater
geyser caldera vent
magma lava pyroclastic flow
lahar tephra basalt
pahoehoe a'a' crater
geyser caldera vent
Study Guide
- Describe the following 4 types of volcanoes and their eruptions: composite (or stratovolcano), shield, cinder cone, fissure.
- Draw as simple diagram of a volcano and label its parts.
- Where do volcanoes usually form?
- What is a "hot spot" and how did the Hawaiian Islands form?
- Explain how geysers work.
- Why do volcanoes erupt?
- List 3 good things and 3 bad things about volcanoes.
- What is the most dangerous type of eruption? Why.
- What is the least dangerous type of eruption? Why?
- Name 2 California volcanoes and tell their type.
