The area of the continental united states most likely to have volcanic activity is the

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

Which statements describe characteristics of mdcs? higher standard of living increased agricultural focus more access to health care more access to transportation and communication more industry reduced educational opportunities shorter life expectancy

Which of these has the least impact on the climate of a place