Which of the following is the best example of a hygroscopic nucleus?
a. microscopic dust
b. pollen
c. sea salt
d. smoke
sea salt
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In 2005 the United States Congress mandated that NASA find 90 percent of large Near Earth asteroids (NEAs)-those that have the potential to impact Earth-by the year 2020. This mandate was created in response to recent scientific data indicating large impact events were common in Earth's geologic past and therefore will likely occur again in the future. Many new NEAs have been discovered as a result of NASA's efforts and research is under way to find ways to stop such impact events from occurring.Which of the earth system scientist's roles is best illustrated in this paragraph?
A. Ensuring the future of human life B. Use of earth resources C. Alerting public of natural hazards D. Informing society
Why can some insects walk on water?
a. Insects can walk on water because of its high surface tension. b. Insects can walk on water because it is a polar solvent. C. Insects can walk on water because they are less dense than water. d. Insects can walk on water because they are denser than water.
A ________ occurs when the fault plane forms a low angle relative to the horizontal, resulting in the overlying block being shifted over the underlying block
A) normal fault B) thrust fault C) strike-slip fault D) lateral fault
The San Andreas Fault is an example of a transform fault.
Answer the following statement true (T) or false (F)