Generally, composite cones are made up of a mixture of ________
A) lava and water
B) lava and ash
C) ash and gases
D) gases and ash
E) lava and gas
Answer: B
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"Water stress" is a situation in which disruptive water shortages can frequently occur.
Answer the following statement true (T) or false (F)
Why does the heat flow dip east of the location where the Juan de Fuca Plate subducts beneath the North American Plate?
A) The ocean water cools the rock in the trench. B) The cold subducted lithosphere dips there. C) The rock is denser and cooler there. D) The rock remained cold there after the most recent ice age.
According to Arrhenius which species is associated with all bases?
A) H3O+ B) OH- C) H2O D) none of these
Which of the following is true about how shorelines are affected from the land side?
A. Rivers are not important contributors of sediment into the shoreline system. B. Many beach areas are backed by coastal dunes formed by the wind. C. Fine sediment in rivers is deposited close to shore and coarser sediment is carried farther away from shore. D. All of these choices are correct.