Cosmology is the study of the overall structure and evolution of
A. beauty.
B. the universe.
C. galaxies.
D. stars.
Answer: B
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A threatened species is
A. likely to become endangered. B. near extinction. C. immune to the effects of habitat destruction. D. always a victim of invasive species E. rarely seen.
According to Aristotle, a rolled ball eventually comes to a stop because
A. it seeks its natural state of rest. B. of inertia. C. of friction. D. all of the above
Acid deposition has been linked to
a. contamination of fish with mercury b. leaching of calcium and magnesium from soils c. releasing ions of cadmium and aluminum into the soils d. weakening trees, so they become more susceptible to other types of damage e. all of these answers
What does the figure illustrate?
A) Humans have an increased mortality rate at a young age. B) Fish have a steady rate of mortality change. C) Birds have a constant mortality rate. D) Birds have an ever decreasing mortality rate. E) Fish have a decreased mortality rate at young age.