Distance between two longitude at an interval of 1° is 111km at the equator At the poles the distance between the two longitude is 0 km as they converge at the pole

Both of these Statements are right, isn't it?

Agricultural practices in the united states nearly led to the extinction of the peregrine falcon during the 1950s and 60s.

Acivilization exists for several hundred yeaars, developing its own language. such a civilization probably has been: a. farming corn b. suffering from a lack of contact with the outside world. c. isolated by mountains or some other physical barriers. d. starving from lack of trade.

Under which condition below would u expect a coarse-grained intrusive rock like diorite to form?