In the 1800s, what provided a means for dating rocks and allowed for a relative geologic time scale to be constructed?
A)seismic measurements
B)carbon dating
C)climate change studies
D)magma studies
E)succession of fossils in the rock record
E
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Which rock type does not have a strong affinity for radioactive elements?
A) felsic igneous B) mafic igneous C) sedimentary D) metamorphic
Grazing of arid and semiarid lands provides little value or food to the people of that area.
Answer the following statement true (T) or false (F)
The subsurface location where rock displacement and the resulting earthquake originate is the ____
a. scarp b. dip c. epicenter d. strike e. focus
What is the difference between source rocks and reservoir rocks?
A. Reservoir rocks are where oil forms and source rocks are where oil accumulates. B. Reservoir rocks are sedimentary and source rocks are igneous. C. Source rocks are sedimentary and reservoir rocks are igneous. D. Source rocks are where oil forms and reservoir rocks are where oil accumulates.