High-frequency sound emits a high
A. amplitude.
B. pitch.
C. speed.
D. all of the above
Answer: B
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Which of these regions is high because of a continental collision?
A) 1, Andes of South America
B) 2, East Africa Rift
C) 3, Tibet
D) None of these are correct.
Which of the following pairs is incorrect?
A) Water rationing - Conservation
B) Restrictions on oil drilling in the arctic - Preservation
C) Yosemite National Park - Preservation
D) Fuel efficiency mandates - Conservation
E) Recycling - Preservation
The discontinuous branch of Bowen's reaction series contains the mineral(s)
A. pyroxene, amphibole, and biotite B. pyroxene C. amphibole D. biotite
Match the term with the appropriate phrase. bonds that involve the sharing of electrons between atoms
-electrons -hydrogen bonds -atoms -covalent bonds -ions