Answer is C, continents were once all joined together
Precipitation is water released from clouds in the form of rain, freezing rain, sleet, snow, or hail. It is the primary connection in the water cycle that provides for the delivery of atmospheric water to the Earth. Most precipitation falls as rain.
Distillation is a widely used method for separating mixtures based on differences in the conditions required to change the phase of components of the mixture. To separate a mixture of liquids, the liquid can be heated to force components, which have different boiling points , into the gas phase .
Ionic, think about the way metals share electrons with other metals, resulting in malleability.
This is a synthesis reaction, the general pattern is: A+B=AB. It fits, you see :)?