The greatest improvement in forecasting skill during the past 30 years has been made in
forecasting severe storm warnings for hurricanes and tornadoes.
a. true
b. false
a
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During winter on poorly insulated windows, frost forms on the
A) outside because the warmer temperatures can support higher amounts of water vapor B) inside because the warmer temperatures can support higher amounts of water vapor C) outside because the warmer temperatures can support higher amounts of liquid water drops D) inside because the warmer temperatures can support higher amounts of liquid water drops
After data have been analyzed, tentative explanations or solutions called ________ may be proposed.
A. a concept that has been tested reproducibly and is likely to be true B. hypotheses C. a proven law of nature D. a guess E. an observation of a phenomenon
Water in the High Plains Aquifer is a renewable resource because it is recharged annually.
Answer the following statement true (T) or false (F)
Judge the following sentence according to the criteria given below: The most worrisome toxic compounds in crude oil are polycyclic aromatic hydrocarbons such as napthalenes, benzene, toluene, and xylenes BECAUSE they can sicken humans, animals, and
plants even in small doses and can ultimately affect an organism's genetic materials. A) The assertion and the reason are both correct, and the reason is valid. B) The assertion and the reason are both correct, but the reason is invalid. C) The assertion is correct but the reason is incorrect. D) The assertion is incorrect but the reason is correct. E) Both the assertion and the reason are incorrect.