At the moment of the Big Bang, both ____ and ____ were compressed into an infinitely small hightemperature
and high-density state.
a. matter, energy
b. gravity, energy
c. nuclear power, matter
d. energy, matter
e. matter, weak nuclear forces
A
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Which of the following statements best characterizes the geology of the Pacific coastal regions of western North America up into Alaska?
A) Divergent rifting creating deep, wide valleys with grabens B) Collision of a massive subcontinent of old igneous and metamorphic rocks, resulting in fold-and-thrust mountains that are still growing C) Geologically distinct, microcontinent-sized fragments and terraces accreted to the continent D) Metamorphosed accretionary wedges
Which nutrient is most directly responsible for efficient water uptake and conservation?
A) Nitrogen B) Potassium C) Phosphorus D) Titanium
It is likely that every person has detectable levels of persistent organic pollutants (POPs) in their body.
Answer the following statement true (T) or false (F)
The first elements to form after "Big Bang" were ________
A) oxygen and hydrogen B) oxygen and iron C) helium and oxygen D) hydrogen and iron E) helium and hydrogen