There is good evidence that variation in solar energy, as evinced by sunspot activity cycles, is responsible for short-term climatic variations.
Indicate whether the statement is true or false
Question 2Discuss what volcanologists look for when trying to determine if a volcano is about to erupt.
Question 3Which orogeny was part of the general worldwide tectonic activity that occurred when Gondwana united with Laurasia?
A)Antler
B)Ouachita
C)Taconic
D)Cordilleran
E)Alleghenian
Question 4Medial moraines demarcate the various tributaries of a glacier and form when two end moraines merge.
Indicate whether the statement is true or false
Question 5Compare and contrast fissure eruptions and pyroclastic sheet deposits.
Question 6Which orogeny was the first pulse of mountain building in the Appalachian mobile belt?
A)Caledonian
B)Acadian
C)Antler
D)Ouachita
E)Taconic
Question 7End moraines continue to grow as long as the ice front remains stationary.
Indicate whether the statement is true or false
Question 8What are lava domes? Provide one example. Explain under what circumstances they form and what type of magma is usually involved? Are their eruptions gentle or violent?
Question 9An idealized cyclothem is characterized by which of the following sequences from bottom to top?
A)coal beds, fluvial deltaic sediments, detrital shallow water marine, limestone
B)limestone, detrital shallow water marine, fluvial deltaic sediments, coal beds
C)limestone, detrital shallow water marine, coal beds, fluvial deltaic sediments
D)fluvial deltaic sediments, coal beds, detrital shallow water marine, limestone
E)detrital shallow water marine, fluvial deltaic sediments, limestone, coal beds
Question 10Glacial striations, roche moutones, and drumlins allow scientists to identify the direction of glacial movement.
Indicate whether the statement is true or false
Quick Reply
