Which of the following principles are geologic principles for defining relative age?
a. Principle of Original Horizontality
b. Principle of Uniformitarianism
c. Principle of Superposition
d. Principle of Cross-cutting Relations
e. All of the above
Ans: e. All of the above
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The main message from Figure 14.9.1 is that
A) waste per capita has increased and finally decreased a little starting in 1995. B) the gap between waste per capita and recycling rate has decreased over time. C) in 1960, the U.S. started quantifying the level of recycling. D) the rate of increase of recycling has leveled off in recent years. E) waste per capita and recycling rate follow each other very closely year to year.
Composting toilet systems require
A) aerobic bacteria. B) anaerobic bacteria. C) large fungal colonies. D) large volumes of water.
Earth moves around the Sun in a perfectly circular orbit
a. True b. False Indicate whether the statement is true or false
With diameters of ____ or less, polar lows are generally smaller in size than their mid-latitude cousins.?
a. ?10,000 to 5000 km b. ?1000 cm to 10 m c. ?1000 to 500 km d. ?1 to 5 km e. ?5 to 1 km