Location of most volcanoes
a. island arc
b. lava
c. basalt
d. magma
e. hot...
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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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Nwhat way does renewable energy differ from nonrenewable energy?
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[ou.01jthe greatest speed with which any physical object moves is 300,000 km/soundsec. which of the following has a speed of 300,000 km/sec? a.light in water b.light in vacuum c.sound in air. d. sound in water
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Most of the earthquakes in japan are a result of one plate sinking over one another
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