Until the Industrial Revolution of the late 1700s, the volume and velocity of world trade were constrained by technologies limited to those based on
A) wood, wind and water.
B) coal, steel and rail.
C) oil, plastics and roads.
D) human labor and animal power.
Answer: A
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The word "weather" is defined as____
A) the frequency of precipitation or other events B) any type of falling precipitation C) the condition of the atmosphere at any particular time and place D) the general climate of a region
Ammonia , NH3, is a stronger base than the acetate ion, CH3COO-. When acetic acid, CH3COOH, reacts with ammonia, NH3, what species are present in the solution in the largest amount?
A) acetic acid, CH3COOH, and ammonia, NH3 B) acetic acid, CH3COOH, and ammonium, NH4+ C) acetate ion, CH3COO-, and ammonia, NH3 D) acetate ion, CH3COO-, and ammonium ion, NH4+
Conical Projection
What will be an ideal response?
Why do countries with age-structure distributions similar to the leftmost type in Figure 2.11 ("Expanding Rapidly") have rapid population growth rates?
A. They have large numbers of girls who are about to become sexually mature B. Most people in these countries are older than 15 years C. Women older than 35 years are having more children in these countries D. They have a larger ecological footprint