Forming part of the physical border between Mexico and the United States is one of Mexico's few major rivers called the Rio Grande in the United States. In Mexico this river is called ? * the Río Bravo River
the South Canadian River
the Illinois River
the Rio Lerma River

How much of the united states’ electric generation comes from coal? a. about 25% b. about 50% c. about 75% d. about 90%

What is the primary justification of the hypothesis that the early earth environment was void of oxygen? ( 2 points) data showing the concentrations of gases extracted from rocks fossil evidence regarding the origin of eukaryotes generally accepted atmospheric conditions molecular evidence based on evolutionary traits.

If a population is growing quickly in a small area then what must increase as well