1 - Refer to the different layers of the Earth and their chemical constitution
2 - The referred differentiation leads to the formation of discontinuities between layers. Name and locate these discontinuities
3 - Besides continental drift, is there any other evidence that tectonic plates are moving?
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 11:20
You have been tasked with sorting the rock samples shown into three categories, with two rocks in each category. what attribute would you use to sort these rocks? which rocks would be in each category? rocks: obsidian, coquina limestone, granite, soapstone,pumice, and gneiss.
Answers: 2
1 - Refer to the different layers of the Earth and their chemical constitution
2 - The referred dif...
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