Answers: 3
Geography, 22.06.2019 14:40, thezbell
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 13:30, china1283
When volcanoes erupt, magma (hot, molten rock) rises toward the surface of the earth. as magma cools, solid rock forms. this rock contains substances from the interior of the earth. which of the following natural resources is likely to be plentiful near subduction zones where volcanic activity has occurred in the past?
Answers: 1
Geography, 23.06.2019 17:30, cldantesBanana
What factors of japan’s geography make it necessary for it to import so many goods?
Answers: 1
Geography, 24.06.2019 13:30, swagmonstah24
Punta arenas is the southernmost point of which country
Answers: 1
Who was St. Bernadette soubirous...