quiz_1_Feb_12_answers

quiz_1_Feb_12_answers - GEO 102 page#1 Quiz #1 (Feb. 12)...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
GEO 102 Quiz #1 (Feb. 12) ANSWERS your name your ID# page#1 quiz version # Answers 1) The key local tectonic events happened in the order: e a) nothing much ever happened around here b) c) d) e) 2) North American plate motion is about e a) 20 microns/year b) 20 m/year c) 20 km/hour d) 200 km/year e) 2 cm/year 3) The absolute time scale of geology was established using c a) paleomagnetism b) geochemistry c) radioisotopes d) paleontology e) geophysics 4) The heavier elements in the Earth (and in you) were formed: b a) by mechanisms that have not yet been discovered b) in stars c) in the sun d) in the oceans e) at subduction zones 5) The crust and the rigid uppermost mantle make up the e a) atmosphere b) asthenosphere c) hydrosphere d) biosphere e) lithosphere 6) Chemically, the Earth is different than most of the rest of the solar system because:
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This homework help was uploaded on 04/08/2008 for the course GEO 102 taught by Professor Davis during the Spring '08 term at SUNY Stony Brook.

Page1 / 2

quiz_1_Feb_12_answers - GEO 102 page#1 Quiz #1 (Feb. 12)...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online