Which plain lies in both the united states and canada? altiplano central canadian shield coastal plains great plains

What group has historically made up the largest portion of immigrants in mexico?

Which of the following is true of all geographic locations on earth?

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies? a. it's a region that exhibits a weak gravitational pull, thus maintaining a safe distance from the sun. b. it's an area that doesn't experience any major weather events that could cause mass extinctions. c. it's an area that's an optimal distance from the sun for potentially supporting life. d. it's a region that's unaffected by asteroid or meteor impacts.