States that sediment extends laterally in all directions until it thins and pinches out, or terminates,
against the edge of the depositional basin:a.
principle of original horizontality
b. principle of superposition
c. principle of lateral continuity
d. principle of cross-cutting relationships
e. principle of uniformitarianism
C
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To move a crate across your basement floor, friction will be less if you
A. push with a stick at a downward angle. B. pull with a rope making an upward angle. C. both the same D. not enough information
In some instances, electromagnetic radiation behaves like a wave. In other instances, electromagnetic radiation behaves more like a particle. Which behavior more accurately describes the true nature of electromagnetic radiation?
A. Electromagnetic radiation behaves as a wave or as a particle depending on the circumstance. B. Wave behavior more accurately describes the true nature of electromagnetic radiation. C. There is no circumstance in which electromagnetic radiation can be described as either portraying particle or wave behavior. D. Particle behavior more accurately describes the true nature of electromagnetic radiation.
A rock sample containing an isotope with a half-life of 12 million years has an initial mass of 72 grams. How much of the parent isotope will be present after three half-lives?
A)4.5 grams B)9 grams C)18 grams D)54 grams E)63 grams
Atmospheric brown clouds in Asia have affected weather patterns.
Answer the following statement true (T) or false (F)