Geologists use the natural radioactive decay of elements as the foundation for relative time dating
a. True
b. False
False
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The use of transmitters and GPS systems are very important in the study of ____.
A. alterations in the water cycle B. acid rain C. environmental degradation D. volcanic activity E. endangered species
Lagoons always occur:
a. on coastlines of emergence. b. in association with notches. c. in association with barrier islands. d. in association with marine terraces. e. next to spits.
When precipitation falls, water may not immediately soak in, run off, or evaporate
Indicate whether this statement is true or false.
Along coastlines, sand dunes will most often begin to form and grow when ________
A) diverse grasses and woody shrubs thrive B) annual plants become established C) birds carry tree seeds to the area, which then become established D) erosion and subsequent deposition bring in the necessary sand E) perennial grasses become established