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Earth Science Reference Tables 2011 1.1-1.8 Flashcards | StudBud

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Earth Science Reference Tables 2011 1.1-1.8

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ESRT 2011

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Questions 4

Answers

1
Which element makes up the greatest percent by volume of Earth's crust?
oxygen
nitrogen
silicon
potassium
2
Basaltic bedrock of the oceanic crust is classified as?
mafic, density 2.7 g/cm2
mafic, density 3.0 g/cm2
felsic, density 2.7g/cm2
felsic, density 3.0g/cm2
3
Which layer of atmosphere ranges from 50 km to 80 km?
troposphere
stratosphere
mesosphere
thermosphere
4
At which position was the noon Sun at January 21st viewed from Binghamton, NY?
above position 1
between position 1 and 2
between position 2 and 3
below position