Which is not a reason why a refined oil spill is more harmful?
A) The oil contains more energy potential due to additives during the refinement process.
B) There are more biologically active components remaining in refined oil.
C) The refining process removes heavier components.
D) There are components that are added to oil which are deadly.
A
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Floods are becoming more common primarily because
A) precipitation has increased worldwide. B) populations are more concentrated in vulnerable watersheds. C) land use has changed, altering runoff, erosion and infiltration patterns. D) the "sponge effect" of forests releases large and unpredictable amounts of water.
What is the significance of the National Environmental Policy Act (NEPA)?
What will be an ideal response?
Ozone in the stratosphere
a. ?is a health hazard for people with respiratory illnesses. b. ?protects life from harmful ultraviolet radiation. c. ?is one of the main ingredients of photochemical smog. d. ?provides healthy levels of vitamin D to humans. e. ?is an aerosol found in the ionosphere.
Which type of precipitation process is dominant in high-altitude clouds outside the tropics?
A. supercooling B. collision C. supersaturation D. coalescence E. ice-crystal formation