To help determine the age of rock layers over a large area we can use the principle of
A) original horizontality.
B) lateral continuity.
C) superposition.
D) fossil assemblage.
Answer: B
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The Big Bang theory can explain
A. the relative abundance of helium in the Universe B. the expansion of the Universe C. the cosmic microwave background radiation D. All of these choices are correct.
The elapsed time between two successive crossings of the same meridian by the Sun is known as the ______________ solar day
Fill in the blank(s) with correct word
State Coulomb's law for magnetic poles
Show that in the limit ?x ? 0 ?y ? 0 ?r ? 0 the difference is equivalent to the two-dimensional version of the differential
GIVEN Difference equation, SHOW (a) In the limit ?x , ?y, and ?r ? 0 the difference equation is equivalent to the two-dimensional version of the differential equation,