If a 90°F sample of air contains half the water vapor that it could hold at that temperature, its relative humidity is:
A) .5 grams
B) 50 percent
C) 5 grams/kilogram
D) 5 grams/cubic feet
E) none of these answer choices are correct.
Answer: B
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Which of the following statements describes why someone is generally safe inside a car during a lighting storm?
A. The metal car body carries the lightning current around the passengers inside. B. The metal car body does not become electrically charged. C. The car's radio antenna acts as a lightning rod. D. The rubber tires provide insulation from the ground.
Develop a plan to improve agricultural production in Africa
What will be an ideal response?
Fire tornadoes may carry fiery debris and drop it miles away, starting new fires, but their wind speeds do not get high enough to register on the Fujita Scale.
Answer the following statement true (T) or false (F)
What is the geographic perspective?
What will be an ideal response?