Which of the following can be produced at an oceancontinental convergence?

a. a continental volcanic arc

b. a volcanic island arc

c. a shrinking ocean basin

d. a graben bounded by horsts

During the Paleozoic and Precambrian eras, there was only one large expanse of land. Where was this land located? a. Near modern-day Iceland b. Near modern-day Australia c. Near modern-day Canada d. Near modern-day Chile

If it is 5 am where you are and 7:30 pm GMT, what is your longitude

The altitude to the base of an triangle bisects the vertex angle true or false

The longest river in the world is the

23. Which is NOT true of the silica tetrahedron? a. the atoms of the tetrahedron are strongly bonded together b. It occurs in many non-silicate minerals c.

A geographic information system is information that is

Which of the following is (are) TRUE in plants? a. Mitosis occurs in gametophytes to produce gametes. b. Meiosis occurs in sporophytes to produce spores. c. The gametophyte is within the flower in angiosperms.

The Gibraltar connects what two bodies of water?

Estonia, Lithuania, Ukraine, Belarus, and Moldova once comprised Yugoslavia. True False

Where do most volcanos form A) In the ocean B) Over a hotspot C) At plate boundaries