Which of the following mountain ranges was NOT the result of continental-continental convergence? a. Himalayas b. Alps c. Appalachians d. Andes

Which one of the following was NOT used as support of Wegener's continental drift hypothesis? (A) fossil evidence (B) paleomagnetism (C) the fit of South America and Africa (D) ancient climates

Most of Earth's earthquakes, volcanoes, and mountain building occur a. in the center of continents. b . in the Himalayas. c. at plate boundaries. d. at volcanic island arcs.

Briefly explain the theory of plate tectonics.

What is the major type of stress that occurs at convergent plate boundaries?

Compare a continental volcanic arc and a volcanic island arc .

Alfred Wegener is best known for what hypothesis? a. plate tectonics c. continental drift b. seafloor spreading d. subduction

What is the weaker, hotter zone beneath the lithosphere that allows for motion of Earth's rigid outer shell? a. crust b. asthenosphere c. outer core d. inner core

What is the name given by Wegener to the supercontinent he proposed existed before the current continents? a. Euroamerica b. Atlantis c. Pangaea d. Panamerica

The best approximation of the true outer boundary of the continents is the seaward edge of a. continental shelf. b. mid-ocean ridge. c. present-day shorelines. d. ocean trenches.

What type of stress is most common at divergent boundaries? What type of mountains are most often found at this type of boundary? Give an example.

What would happen to Earth if the ocean floor were created at divergent boundaries at a faster rate than it is destroyed at convergent boundaries?

a. The Earth would increase in mass.

b. The Earth would increase in volume.

c. The Earth would decrease in volume.

d. The Earth would decrease in mass.

What is currently the dominant type of motion along the northem boundary of the Caribbean plate?

A. subduction of the Caribbean plate beneath Cuba

B. subduction of the Gulf of Mexico beneath the Caribbean plate

C. subduction of the Caribbean plate beneath the volcanoes of Central America

D. seafloor spreading that is moving North America farther from South America

E. a long transform fault moving the Caribbean plate eastward relative to North America

Compared to the elevation of a thin piece of continental crust, the highest elevation of a thick piece in isostatic balance will be (A) the same. (B) higher. (C) lower. (D) older.