What was Christopher Columbus’s main goal when he first traveled across the Atlantic Ocean?
a. Discover new lands
b. Find new food sources
c. Circumnavigate the world
d. Establish a sea route to Asia
e. Find new technologies
d
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The ________ of TV from the United States to the rest of the world took ________ years, but the diffusion of the internet took only ________% of that time
A) popularity, 50, 10 B) popularity, 30, 50 C) diffusion, 50, 20 D) diffusion 20, 10 E) manufacturing, 50, 20
How does earthquake magnitude differ from intensity?
A) Magnitude reflects energy release, while intensity reflects the amount of shaking. B) Intensity reflects energy release, while magnitude reflects the amount of shaking. C) The two terms are synonymous, referring simply to the size of an earthquake. D) Magnitude is a result of the amount of shaking, which is determined by intensity.
What is the correct systematic name for the compound with the formula CuCl2?
A) cupric chloride B) cuprous chloride C) copper(II) chloride D) copper(II) chlorine
What evidence is there for the late delivery of water to an initially dry Earth?
A) craters on the Moon B) abundance of iron-seeking minerals C) sedimentation patterns show the early water table D) petroleum deposits show evidence of early water deposits