Placer mining involves to extract minerals. a. removing the top layer of earth
b. tunneling under the earth
c. dredging sediments from the water bottom
d. none of the above

Ateam from new york presbyterian hospital is conducting a study about a recent increase in cases involving both excess sweating and kidney stones. what would the team need before it draws a conclusion about the cases? medications that are specifically designed to treat the sickness machines that are built to process blood and reduce symptoms until patients are healthy again data that profile the various patients who report these symptoms proof that the excess sweating is related to the excessive kidney stones

How are gross production and net production different? a. net production is always greater than gross production. b. net production is always less than gross production. only animals have net production. d. only plants have net production. select the best answer from the choices provided

Based on her survey, which advertising mediums will work best to publicize leslie's in-store specials?