A 60 vibration per second wave travels 30 m in 1 s. Its frequency is
A) 30 Hz and it travels at 60 m/s.
B) 60 Hz and it travels at 30 m/s.
C) neither A nor B
B
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Southern Spain, Italy, and Greece, central California:
From Table 29.1, the biome map, and the climate map, determine the terrestrial biome that best characterizes each of the following descriptions and write its name on the first line provided. On the second line, relate it to temperature and precipitation regimes and/or global pressure and wind belts outlined at the end of Section 1.
What is the difference between an ocean and a sea?
A. An ocean is a vast body of water encompassing 70% of the Earth, whereas a sea refers specifically to a large, inland, saline body of water. B. The term sea is used to describe the global, interconnected water body covering 70% of the Earth's surface, whereas oceans refer to the individual basins within this global sea. C. Seas are generally smaller than an ocean and tend to be associated with land masses, whether partially enclosed by land or large, inland, saline water bodies. D. There is no difference, just a different term for the same physical feature.
What is not an effective means of saving energy in transportation?
A. taxing gasoline B. switching from electrified rail systems to diesel-powered systems C. giving tax breaks on fuel efficient automobiles D. encouraging bicycle use by building bike lanes along highways and city streets E. building accessible mass transit systems
A watershed is ________
A) an inland basin that connects to another inland basin B) the water held in the atmosphere prior to returning to Earth in the form of rainfall C) a river that drains into the sea D) the area of land from which rainfall drains into rivers or lakes E) a term used to describe water stored underground