_______ bivalves dominated Cretaceous reefs of the Gulf Coastal region. Fill in the blank(s) with the appropriate word(s)
Rudist
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Chicago's explosive population growth of the late 19th century was due to industrialization and its excellent
A) geographic situation. B) natural resources. C) educational system. D) political leadership. E) social programs.
Islamism attempts to protect the purity and centrality of Islamic precepts through
A) a return to a universal Islamic state. B) jihad. C) hajj. D) the Five Pillars. E) secular democracy.
Recycling nonrenewable metallic resources takes much less energy, water, and other resources and produces less pollution and environmental degradation than exploiting virgin metallic resources
Indicate whether the statement is true or false
A tool bag is motionless in outer space. A second tool bag with 3 times as much mass moves at 12 m/s and makes an inelastic collision. The combined bags move at
A. 4 m/s. B. 8 m/s. C. 3 m/s. D. none of the above