The first thing that wegener noticed to begin his theory, was that a. the continents drifted. b. the continents on a map looked like they fit together. c. the rocks on each continent were different. d. the animals and plants on each continent were different.

Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite

The language of anna's country has a turkish influence. where does anna live?

What was on result of the potato famine