Question 27 (1 point)
the chemical composition of basalt or gabbro is close to the composition...
Question 27 (1 point)
the chemical composition of basalt or gabbro is close to the composition of continental crust.
question 27 options:
true
false
question 29 (1 point)
detrital sedimentary rocks are classified according to clastic particle size; chemical sedimentary rocks are named according to the most abundant minerals.
question 29 options:
true
false
question 30 (1 point)
two earthquakes in different locations have the same magnitude. the earthquake at location 1 has a shallow focus and the earthquake at location 2 has a deep focus. given that the building codes, population density, etc. at the two locations are similar, there will be more damage at location 2 given the deeper focus of the earthquake.
question 30 options:
true
false
question 31 (1 point)
what major change occurs during metamorphism of limestone to marble?
question 31 options:
limestone grains react to form quartz and feldspars
calcite grains grow larger and increase in size
calcite grains are dissolved away leaving only marble crystals
clays crystallize to micas, forming a highly foliated, mica-rich rock
Answers: 1
Geography, 22.06.2019 03:00, haileesprague1578
The blank theory suggests that the sun, planets, and other celestial bodies of the solar system came from a cloud of dust and gas? a.) condensationb.) steady state c.) big bang d.) nebular
Answers: 1
Geography, 23.06.2019 15:20, abelxoconda
Which of these is the sound of fish slapping against human flesh?
Answers: 1
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