Answers: 1
Geography, 22.06.2019 14:40
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
Answers: 2
Geography, 23.06.2019 08:00
The biome that includes evergreen trees is the forest biome.
Answers: 1
Geography, 23.06.2019 13:10
The middle east links which two continents? ●asia and europe●europ and africa●africa and asia●africa and australia
Answers: 1
Geography, 23.06.2019 18:00
Which of these fragmental sedimentary rocks would most likely form farthest from the land?
Answers: 3
What nation is divided in half at the 38th parallel...