Which halogen atom is most electronegative?
A) bromine
B) chlorine
C) fluorine
D) iodine
C
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Which of the following conditions is best suited to create an advection fog?
A) Vertically descending dry, cold air moving over a warm surface B) Vertically rising moist, warm air moving over a cold surface C) Laterally moving dry, cold air moving over a warm surface D) Laterally moving moist, warm air moving over a cold surface
Elliptical galaxies
A. have little in the way of dust and gas. B. tend to be smaller than the other types of galaxies. C. are thought to be former starburst galaxies. D. all of the above
A cloud-to-ground lightning discharge will sometimes appear to flicker. This is because?
a. ?you are able to see charges. b. ?you are barely able to distinguish separate return strokes. c. ?the bright light causes you to blink. d. ?of refraction caused by turbulent thunderstorm winds. e. ?your eyes momentarily get blinded by lightning.
What is not a factor contributing to counterurbanization?
A) retirees B) green technology C) people seeking relief from high-cost suburbs D) people desiring a greater nature or native lifestyle E) the electronic cottage