Scientists have direct evidence of Earth's structure to
A) about 2 km (1.2 mi) from the surface.
B) the upper mantle (~250 km (155 mi)).
C) 10 km (6 mi) from the surface, based on the deepest well shaft.
D) the inner core.
A
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The idea that everyone is entitled to protection from environmental hazards regardless of race, gender, age, national origin, income, social class, or any political factor is called
a. environmental racism b. environmental sustainability c. environmental policy d. environmental justice e. none of these answers
This seismic hazards deals with saturated soils.
This seismic hazards deals with saturated soils.
- After shocks
- Ground shaking
- Landslides
- Liquefaction
- Tsunami
Crustacean zooplankton include the following groups except ________.
A. copepods B. krill C. chaetognaths D. euphausids E. None of these is a crustacean.
Electric charge flows in an electric circuit when
A. the circuit is grounded. B. electric resistance is low. C. a potential difference exists. D. electric devices in the circuit are not defective.