Which planet do most known extrasolar planets most resemble?

a. mercury

b. earth

c. neptune

d. mars

Demography is the scientific study of a. parasitism and disease. b. modernized countries. c. human populations. d. none of the above

Why is the valley of the Amur River warmer than the valleys of the other rivers shown on the map?

What is the name of the state that is divided into two parts by water?

The definition of GIS

How do weather fronts move across the earth from west to east?

When we speak of "characteristic" we're referring to

What observation about this mid-ocean ridge diagram below was used to support Wegener's hypothesis of continental drift? Magma is very close to the surface at the rift. Sediments become thicker with increasing distance from the rift.

What did the countries in the triangular trade do?

Which phrases/sentences are true for colors found on the color wheel?

What does it mean for a livestock animal to be "sound"?