Answer: I believe it is “There were significant changes in scientific knowledge about planets”
Explanation: Since scientific knowledge has grown about planets, Pluto doesn’t fit some descriptions in order to be classified as one.
The answer is C.15, USSR broke into 15 republics including Russia itself.
the anwser is easy because it isall you have to do is read the pasage fill in the blank and submit
Geographers use map projections to translate the planet in a two dimensional representation. Unfortunately, you can’t display 3D surfaces perfectly in two dimensions, distortions always occur. There are many different projections that are commonly used throughout the world.