Very fine sediments called what can be carried by wind over long distances

Automobile fuel efficiency is often measured in miles that the car can be driven per gallon of fuel (mpg). heavier cars tend to have lower fuel efficiencies (lower mpg ratings). which variable (weight or fuel efficiency) is most naturally considered the explanatory (predictor) variable in this context?

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt

Diverging mirrors and lenses always produce images