EPS SCI 9 (UCLA) Final Exam Prep Questions With 100% Correct Answers

EPS SCI 9 (UCLA) Final Exam Prep Questions With 100% Correct Answers What is the rotation period of Mercury (sidereal day)? - answer59 Earth days How long is one solar day on Mercury? - answer176 Earth days What is orbital period of Mercury? - answer88 Earth days What is partially molten and takes up 75% of the diameter of its planet? - answerMercury's core What planet is smaller than many moons in the SS? - answerMercury What is the range of topography on Mercury like? - answervery small variety What planet has the most extreme temperatures in the SS? - answerMercury (800°F to - 350°F) What planet has the most eccentric orbit in the SS (besides Pluto)? - answerMercury ___ Mercury day = ___ Mercury years - answer1; 2 What is the spin orbit resonance of Mercury? - answer3:2 What feature on Mercury points either towards or away from the Sun? - answerCaloris Basin What is the Caloris Basin? - answera huge basin near the top of Mercury infilled with lava What is the Renior Basin? - answera peak ring basin on Mercury that is larger than central peak craters What does it mean when there is a ring-in-ring crater over a complex crater? - answerthe impact was bigger What is the Tir Planitia? - answera smooth plain on Mercury due to volcanism What is the Discovery Rupes? - answerprominent topographic scarp that is 2 km high and 650 km long What is a prominent feature of the Basho Crater? - answerdark material ejected around the crater (made of carbon and dark because inefficient at absorbing neutrons) What happened to Mercury as it cooled? - answerit shrank, which crates lobate scarps (pieces of crust folded over each other) When will you see Mercury on Earth? - answerat dusk and at dawn What does a partially molten core result in? - answera magnetic field What is the relation of Mercury's compressed and uncompressed densities? - answerrelatively the same What is the definition of sidereal day? - answer1 rotation on the axis What is the definition of solar day? - answersun directly overhead until the next time sun is directly overhead (longer than sidereal day) Where and why is there water ice on Mercury? - answeron the poles because they are always in the shade What is the "sister planet" of Earth? - answerVenus What is unique about how Venus rotates? - answerit is spinning "backward" because it was knocked upside down (possibly by collision) What element is Venus' atmosphere mostly made of? - answerCO2 (very thick) What is the rotation period of Venus? - answer243 Earth days What is the orbital period of Venus? - answer225 Earth days What planet has been visited the most? - answerVenus What was Magellan? - answer4 year mission to Venus that captured very detailed surface images (120m res) What is Venus' surface like? - answerrough, large craters, lots of volcanism What is the Ishtar Terra? - answerlarge, high-standing, continent-like plateau in the South of Venus (top of our pics) What is the Aphrodite Terra? - answercontinent-like structure on Venus with Earth-like mountains What is the Alpha Regio? - answertessera terrain on Venus, complex deformation contractional What is the Ovda Regio? - answerstrike-slip fault in tessera terrain on Venus