What is the phase of the Moon when the Moon is positioned between the Sun and Earth?
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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
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Geography, 23.06.2019 02:00
The ratio of the measures of the three angles in a triangle is 14: 15: 11 find the measures of the angles
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Geography, 23.06.2019 16:00
If we review the changes in the landscape surrounding the great salt lake in utah we can see a change in topography. look at the area to the south of the lake. what change has occurred during the last twenty-nine years? a) erosion of the hills b) an increase in marshland c) flooding of the area and the development of wetlands d) deposition of sediments and an increase in elevation
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Geography, 23.06.2019 16:20
Most tornadoes carry winds speeds in a range of km per hour
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