If the dry-bulb temperature is 90°F and the wet-bulb temperature is 79°F, What is the dew point?
Using the psychrometer tables and the table of saturation mixing ratios, answer the question about determining relative humidity with a sling psychrometer.
What will be an ideal response?
__________ °F
75 °F
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Which of the following statements is false?
A. Humans are causing the current high rate of extinction. B. The current rate of extinction is much higher than average. C. Extinction is being balanced by the production of new species. D. Humans are eliminating many of the biologically diverse habitats that have been sources of new species in the past. E. The current rate of extinction is taking place at a faster pace than ever before.
Pollution cleanup efforts can be ineffective because
a. They often transfer pollutants from one part of the environment to another. b. Once pollutants are dispersed, it costs too much to reduce them to acceptable levels. c. They can be overwhelmed by growth in population and consumption. d. They often transfer pollutants from part of the environment to another, once they are dispersed it costs too much to reduce them to acceptable levels, and they can be overwhelmed by growth in population and consumption. e. There are not enough people with the necessary technical training to deal with the problems.
Global satellite imagery of land on Earth over the past 20 years reveals
A) a net improvement of the quality and area of cropland. B) a net decline in the overall quality of cropland. C) the loss of more than 5% of land to the construction of new lakes and dams for electrical generation. D) a loss of more than 7% of land mass due to rising ocean levels.
Define "stream power." What is the link between stream power and sediment deposition?
What will be an ideal response?