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Unformatted text preview: GEO 102 Quiz #2 ANSWERS your name: First then Last your ID# page#1 quiz version # Answers 1) You would expect a felsic (silicic) lavas to have…….. D A) dark colors B) low silica content C) high Fe content D) high viscosity E) high Mg content 2) With increasing depth in the earth……. C A) pressure increases and temperature decreases B) pressure and temperature both decrease C) pressure and temperature both increase D) pressure and temperature both remain roughly constant E) temperature increases and pressure decreases 3) The main component in the formula for most igneous rocks, is __________________. E A) FeSiO4 B) O2 C) MgO D) Na2O E) SiO2 4) If something is 'viscous' ______________ A A) it is resistant to ¡ow under stress B) it melts easily C) it contains a large component of volatiles D) it ¡ows easily under little stress E) it contains a great deal of void space between grains 5) Lava is magma that is located…. C A) at the core-mantle boundary B) beneath the oceans C) at the surface of the earth...
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This note was uploaded on 04/08/2008 for the course GEO 102 taught by Professor Davis during the Spring '08 term at SUNY Stony Brook.
- Spring '08