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Q18: What is a squall line? Where would
Q21: If people possessed cone-type receptors only,then only
Q38: A star that is cooler than our
Q44: If Earth were in a warming trend,which
Q49: A cloud-to-ground lightning discharge will sometimes appear
Q57: _ lasts from sunset until the sun
Q73: Volcanic eruptions rich in sulfur tend to
Q74: How can you determine how far away
Q76: Which of the following is an example
Q86: Once released into the atmosphere,chlorofluorocarbons remain about