Air at the equator is much warmer than air at the North and South Poles. Which of the following scenarios is most likely to decrease the difference in temperature between the equator and poles?
A) Earth spinning without a seasonal tilt to its axis B) Earth being completely covered with water
C) Earth rotating in the opposite direction D) Earth being completely covered by land
B
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Which area would most likely cause the least problems with keeping roads in good shape?
A) Bent Fence Hills
B) Wild Ride Valley
C) The flat area above the river terraces
D) A road built directly below the cliffs of Flattop Mountain
Use the following scenario to answer the next three questions.A large lending institution is evaluating the long-term pros and cons of building a hydroelectric dam in the Amazon rainforest. First, the lending institution is identifying the appropriate factors and then quantifying them. The factors include-but are not limited to-the direct expenses of building the dam, the lost opportunities from placing a dam on the river, and the profit from the dam. Also included is an analysis of who will be affected by the dam.The analysis
A. Includes many subjective judgments B. Is an excellent process to use when dealing with uncertainties like the effects on indigenous people C. Ensures fairness to all people who are involved in the projects D. Is strictly an objective economic activity E. Is straightforward because the factors are easily quantified
National pride, scientific curiosity, and various advancements in shipbuilding fueled the golden age of
polar exploration much like the spread of commerce fueled the original golden age of exploration. Indicate whether the statement is true or false.
Which of the following is the only phrase that does not pertain to a light-year?
A. The distance light travels in one year B. Used to measure the size of galaxies C. Approximately 10 trillion kilometers D. Is smaller than an AU