Multiple Choice QuestionAtmospheric circulation, proximity to water, and topography are the primary causes of the Blank______ distribution of precipitation across the planet.Multiple choice question.unpredictableuneveneven

Deserts occur where Blank______.Multiple choice question.steady low-pressure systems occur year-roundprecipitation is rare and unpredictable with usually less than 30 cm of rain per yearthe daily temperature variations exceed 38οC during the winter monthsmore than half of an area is covered by sand

Multiple Choice QuestionThe difference between weather and climate is mainly that weather Blank______.Multiple choice question.occurs in the troposphere; climate occurs in the stratosphereis short-lasting and local; climate involves long-term patternsinvolves precipitation patterns; climate involves temperature patterns

Multiple Choice QuestionMost of the water pollution in the United States comes from the Blank______ sources of soil erosion, atmospheric fallout, and surface runoff.Multiple choice question.nonpointpoint

Multiple Select QuestionSelect all that applyWhat factors control where on the planet there will be water deficits and where there will be surpluses?Multiple select question.Political actions influence precipitation distribution.Proximity to water sources influences precipitation.Global atmospheric circulation creates regions of persistent high air pressure and low rainfall.Topography influences precipitation distribution.Need help? Review these concept resources.

Multiple Choice QuestionThe main function of the hydrologic cycle is to Blank______.Multiple choice question.cause evaporationhelp plants with photosynthesisredistribute water around the globemake rain and snow