Exactly what kind of weather conditions would a cold front produce?

Explain how the density of ocean water is affected by temperature and how this results in major ocean currents distributing heat away from the equator toward the poles?

In 1933 the 21st amendment was added to the u.s. constitution, allowing for the manfacture, transportation, and sale of alacoholic beverages in the united states. why was this amendment needed?

This word for a bug or malfunction was popularized in the 1962 book into orbit by the mercury astronauts