University of Washington

ESS 101 FINAL EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS | GRADED A+ | NEW UPDATE 2026

ESS 101 EXAM 1 QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS | GRADED A+ | NEW UPDATE 2026

ESS 101 Midterm UW Questions and Answers with Complete Solutions | Graded A+ | Latest Update 2026

UW CLAS 205: Test 1 (Ch. 1-9) questions with answers

Weathering - Answer physical and chemical way to break down rock Erosion - Answer removal of material by water, wind, ice Mechanical weathering - Answer physically breaking of rocks into smaller pieces Frost wedging - Answer type of weathering where water enters cracks in rocks, water freezes and expands against walls of rock, cracks enlarged and intervening rock is dislodged Unloading - Answer type of weathering - expansion of rock from removal/erosion of overlying ro...

d. The pluton formed after 55 Ma ago. - Answer If a xenolith included within an igneous pluton has a numerical age of 55 million years (Ma) old, what can you infer about the age of the pluton? a. The pluton formed before 55 Ma ago. b. The pluton formed before 100 Ma ago. c. The pluton formed exactly at 55 Ma ago. d. The pluton formed after 55 Ma ago. e. none of the above answers are correct as you cannot infer the pIuton's age based on the numerical ages d. atmosphere, nitrogen-...

Match the magma type with the appropriate tectonic setting where it likely forms: Iceland - Answer basalt Match the magma type with the appropriate tectonic setting where it likely forms: Sierra Nevada Batholith - Answer granite Match the magma type with the appropriate tectonic setting where it likely forms: Phillipine Islands - Answer andesite The Columbia Plateau is composed of rock rich in - Answer basalt The melting temperature of granitic magma (wet melt) - Answer ...

What mineral group is a major economic source of lead? - Answer sulfide The _____ mineral group is a major economic source lime for cement. - Answer carbonate Meteorites that strike the earth are predominantly composed of _____? - Answer iron-nickel and silicate minerals Why are P-waves completely absorbed as they enter the outer core? - Answer none of the above answers are correct as P-waves are not completely absorbed in the outer core During differentiation of the eart...

What mineral group is a major economic source of lead? - Answer sulfide The _____ mineral group is a major economic source lime for cement. - Answer carbonate Meteorites that strike the earth are predominantly composed of _____? - Answer iron-nickel and silicate minerals Why are P-waves completely absorbed as they enter the outer core? - Answer none of the above answers are correct as P-waves are not completely absorbed in the outer core During differentiation of the eart...

Chert generally precipitates in deep ocean water because ________. - Answer None of the above answers are correct as chert typically precipitates in deep ocean water. Which of the following statements about joints are not important in enhancing weathering in rock? - Answer Joints increase tension in the rock causing weathering reaction rates to increase. Why is muscovite the most dominant mineral comprising most beach sand? - Answer It is not, quartz is. Quartz is more resistant t...