What is the polar jet stream and where is it found? Does the position of the polar jet stream change during the year?
What will be an ideal response?
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A situation where no soil at all develops over the parent material would most likely occur with:
a. gently rolling land. b. valley floors. c. flatlands. d. none of these
What is the origin of curved ridges (R on this figure) in the Great Lakes area?
A. piles of sediment deposited by retreating glaciers B. remnants of a meteoroid impact C. folds produced during a continental collision D. paths of ancient rivers
If you saw the label "phenylephrine HCl" on a decongestant, would you worry that consuming it would expose you to the strong acid hydrochloric acid, HCl?
A. Yes, because of the hydrochloric acid it contains. B. No, because it is balanced by the phenylephrine. C. No, because the drug is in the solid phase. D. No, because this is a salt made using hydrogen chloride, but it is in no way hydrogen chloride.
Many people think that water draining from a sink rotates in a particular direction due to something called the Coriolis effect, which is generated by the rotation of the earth. Furthermore, such people frequently argue that the direction of water flow is reversed in the opposite hemisphere. In reality, the Coriolis effect in that situation is too small to affect the direction water drains from a sink or toilet. The drainage direction is instead related to the shape of the sink bowl or the direction water flushes into a toilet.Which statement best describes science?
A. Science is the quest for ultimate truth. B. Science is a large body of factual knowledge. C. Science is the process of discovery.