Since greenwich, england is on the prime meridian, which of the following is a line of longitude that would be found in north america? a. 45° n c. 30° s b. 70° e d. 100° w

The difference(s) between the grand canyon and valles marineris is/are: (a) the grand canyon was formed by water, but valles marineris was not. (a) valles marineris is much longer than the grand canyon. (c) valles marineris is much wider than the grand canyon. (d) valles marineris has large volcanoes near it. all of the above

The earth is composed of three different chemical layers: core, mantle and crust. the formation of these layers was from a process called

These are the abiotic factor or biotic factors that restricts the numbers, reproduction, or distribution of organisms.