Review the following map and answer questions 31 through 34. What is the elevation of Y and Z?

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

On the map below, which of the following rivers is identified by blue? the huang he river the yangtze river the han river the naktong river

Find a formal factor that connects egypt to africa to europe and to southwest asia