Although Pluto was once designated the ninth planet, it has been reclassified as a(n) ____
a. rogue planet
b. comet
c. dwarf planet
d. asteroid
e. gas planet
c
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During an influent period for groundwater:
a. subsurface water is polluted. b. subsurface water seeps into stream beds. c. subsurface water seeps into springs. d. water drains from an aquiclude. e. the subsurface receives water from stream beds.
The economic activities not a part of the official record and that take place outside official systems of regulation or remuneration make up the ________ sector of the economy and tend to be an important part of urban economic life around the world
A) informal B) underground C) black market D) market
What California county grew from less than 150,000 people around 1950 to more than 3 million today and became associated with rapid, sprawling suburban development?
A) Fresno County B) San Francisco County C) Marin County D) Orange County
The Pacific "ring of fire" refers to the _______.
a - flood basalts b - subduction zones on the ocean floor c - volcanoes around the Pacific Ocean d - Azores island e - the Hawaiian Islands