Which of the following was mentioned in the opening two-page spread of Chapter 20?
A. stars
B. nebula
C. the science of astronomy
D. galaxies
E. All of these were mentioned.
Answer: E
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Modern tsunami warning systems depend on which of the following?
a. electromagnetic field detectors b. acoustic Doppler current profilers c. seabed seismometers d. submerged magnetometers e. sonar
What percentage of the baseline population (reported in question ? on
page ??) is this? What will be an ideal response?
What is a result when birth rates and death rates reach equal numbers?
A) biocapacity B) changing demography C) demographic transition D) zero population growth E) baby boom
The Goldilocks scenario suggests that ________
A) we are very fortunate that dinosaurs were destroyed but left us an inhabitable planet B) we are very fortunate that the meteorites that have bombarded the earth over time were not too large or too small C) we are very fortunate to be in the right place in the universe and to have had the right condition to develop and sustain life D) we are very fortunate to be in a solar system where life can develop and be sustained