Discuss the characfaristics and operation areas for which each transport mode is best suited

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

Why is the indus river so important to the people of pakistan?

8. compare the education of a sparta boy and an athenian boy. (2 points)