Tangential velocity is velocity
A) parallel to the surface of Earth.
B) perpendicular to the surface of Earth.
C) attributed to satellites moving in any direction.
B
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The Hanford plutonium and uranium production facility
A. includes groundwater contamination, and poorly stored nuclear waste. B. has shipped all of its radioactive waste to the waste isolation pilot plant in New Mexico. C. has nearly been cleaned up. D. was crucial for developing nuclear weapons for World War I.
Geologists regard basaltic magma (Hawaiian lava, for example) as the result of the partial melting of ultramafic rock in the ________.
A. inner core B. oceanic crust C. outer core D. continental crust E. mantle
The country of ________ dominates the world in automobile manufacturing
Fill in the blank(s) with correct word
Earth's biosphere
A) is more a theoretical construct than an observable sphere of study. B) only includes the biotic components of an ecosystem, with the abiotic components being considered part of the lithosphere, hydrosphere, or atmosphere, respectively. C) consists of only terrestrial organisms, while the hydrosphere includes aquatic and marine organisms. D) extends from the ocean floor to an altitude of approximately 8 km (5 mi) into the atmosphere.