When a stalactite meets a stalagmite, the result is a ________
A) dripstone
B) tombolo
C) doline
D) column
E) hydrothermal
Answer: D
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A number of European countries have similar or even higher standards of living than the U.S. and consume less energy than Americans do.
Answer the following statement true (T) or false (F)
Which statement is not true about the principle of faunal succession?
A) Fossils that appear at different places and over different eras are of different species. B) Fossils of different organisms first appear at different times. C) Fossils of related organisms change in the same fashion in progressively younger rocks every place they occur. D) Fossil species disappear from the rock record everywhere when they become extinct and do not reappear in younger rocks.
Lava domes form from:
a. mafic magma. b. intermediate magma. c. viscous magma. d. pyroclastic materials. e. basalt.
Dome collapse, overspilling crater rim, direct blast, and eruption column collapse are all ways to generate ________.
A. fissure eruptions B. lava flows C. pyroclastic flows D. mafic magma E. felsic magma