Lava flows ____
a. ?move so slowly that they do not present a danger to either life or property
b. ?are often redirected by emergency efforts
c. ?can be redirected only with long-term planning and construction
d. ?move fast and are a threat to life and property
e. ?move slowly enough that they are usually a threat only to property
ANSWER: e
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Geologists use ____ and their knowledge of present-day depositional processes to make determinations about a rock's depositional environment
A)the principle of uniformitarianism B)the principle of catastrophism C)lunar geology D)anthropology E)archeology
Tom Vail and the Tavwoats Indians both appeal to a mystical force rather than science when discussing the formation of the Grand Canyon.
Answer the following statement true (T) or false (F)
The rates of plate movement are comparable to those of human fingernail growth.
Answer the following statement true (T) or false (F)
If we compare closely related rabbit species in tropical and arctic environments, we would expect the tropical species to be ________ in size and to have ________ legs.
A. smaller; longer B. larger; shorter C. smaller; shorter D. larger; longer