On a weather map, a symbol consisting of triangles arranged along one side of a line indicates a(n) ________ front
A) warm
B) cold
C) stationary
D) occluded
E) tropical
Answer: B
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In the seventeenth century, ________ became the first modern urban country, with over one-half of its population living in cities and towns
A) England B) The Netherlands C) Spain D) France E) Greece
Cooling in the upper atmosphere and in near-surface temperatures can be explained by:
A) greenhouse effect. B) increased albedo. C) rise in sea-level. D) increase in ocean temperatures.
Which of the following is true of a map with a scale of 1:24000?
a. A distance of 1 centimeter on the map is equal to a distance of 24,000 kilometers on the Earth's actual surface. b. A distance of 1 centimeter on the map is equal to a distance of 24,000 meters on the Earth's actual surface. c. A distance of 1 inch on the map is equal to a distance of 24,000 inches on the Earth's actual surface. d. A distance of 1 inch on the map is equal to a distance of 24,000 feet on the Earth's actual surface.
Compounds which contain a carbon-carbon double bond are classified as which of the following?
A) alkanes B) alkenes C) alkynes D) arenes