Contrast the shape, structure, and formation of composite and shield volcanoes
What will be an ideal response?
Answer: The shape is that of a warrior's shield: convex and much larger horizontally than vertically. Basaltic material runs readily over pre-existing lava flows and has very little pyroclastic material. Composite volcanoes are much steeper, composed of much more pyroclastic materials and prone to large explosions.
You might also like to view...
Discuss biologists’ definition of “species.” What does this definition imply? Give an example of a species and discuss
binomial species names. What will be an ideal response?
A beach with a small berm, coarser sediment, and offshore sand bars is a:
a. summer beach. b. winter beach. c. high-energy beach. d. tide-dominated beach. e. sediment-poor beach.
Sick-building syndrome is not associated with ____.
A. headaches B. coughing and sneezing C. lung cancer D. nausea E. dizziness
Where a country falls along the continuum ranging from less developed to more developed is based solely upon quantifiable economic variables.
Answer the following statement true (T) or false (F)