What is one reason that ash fall is such a significant hazard?
A) The basaltic magma that produces the ash is low in silica.
B) The weight of the ash can cause structural damage to buildings.
C) The pyroclastic flow that deposits the ash is a hot, glowing cloud.
D) The associated lava flows can cover large areas.
B
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What is not an important factor for the development of wind waves?
a. Wind speed b. Tides c. Wind direction d. Fetch
Which of the following principles are geologic principles for defining relative age?
a. Principle of Original Horizontality b. Principle of Uniformitarianism c. Principle of Superposition d. Principle of Cross-cutting Relations e. All of the above
Since the humid continental climate is a land-controlled climate, it is never found bordering the ocean
Indicate whether the statement is true or false
Ancient ________ were sovereign cities where ________ delineated the boundaries of the city. Periodically one city in Mesopotamia would gain military dominance over many others, and a(n) ________ would form
A) kingdoms, maps, province B) kingdoms, bodies of water, empire C) city-states, markers, province D) nation-states, walls, nation E) city-states, walls, empire