PDF-(DOWNLOAD)-Rocks from Space: Meteorites and Meteorite Hunters (Astronomy)

This popular nontechnical introduction to the fascinating world of meteorites asteroids comets and impact craters is now even better With more than 50 new photographs and updated illustrations new and expanded appendixes and some fun cosmic humor Rocks from Space Second Edition journeys into the last frontier for closeup looks at the latest astronomical discoveries Relive the thrill of seeing Comet HaleBopp as it streaked through the dark sky Watch Pathfinder bump its way across the surface of Marswhile you ponder whether life really exists on the red planet View photos of the impact scartwice the size of Earthwhere Comet ShoemakerLevy collided with Jupiter And learn the latest on meteorite chemistry and classification. & Meteors. Lectures will be available at: . homework.uoregon.edu. /pub/. elsa. /. haydock. / . Asteroid Belt Basic . Characteristics. Estimated 1 million are ~1km or larger; millions more are . smaller. Meteorites hit the atmosphere with speeds from 12 to 72 km/. s. .. Earth’s orbital speed is 30 km/. s. and the escape speed from the solar system at the Earth is 42 km/. s. Q: draw a diagram and use it to show why the maximum speed is 72 km/. large stony meteorites, which have much lower compressive strengths than irons (Popovaet al., 2011) can survive atmospheric passage without fragmenting (Borovicka andSpurny, 2008). The best, most rece meteor. is shown above the western horizon. . Image Credit: Michael . Tournay. Aug 11, 2009. Left: When Earth passes through a concentrated region of space debris (like the orbit of a comet) we experience a . Leah Salditch . February 27, 2017. Mars Final Project . 3 main types of meteorites. Iron. Stony-Iron. Pallasite. Mesosiderite. Stony. Chondrites. Achondrites. Pallasite. Achondrites. Basaltic. Common, comprise ~5% of all meteorite findings . Introduction to methods. Identification and classification. EL YAZIDI . Mayssa. . Le 31/03/2016 – . Kélibia. . Plan . Introduction. Terminology. Origin. Identification . criteria. Classification. Biggest meteor. The biggest meteor to hit earth was in . R. ussia the speed was 1500 kilometres per hour or about 950 miles per hour.. The width was 50 meters. . It injured 1100 people.. Most common meteor. Geochronometry (methods). Nuclear synthesis. Meteorites. Age of the Earth accretion. Pb . Formation of the core . Formation of the core (energy considerations). Formation of crust. Plate tectonics starts. Asteroids. Over 100,000 asteroids.. Vesta is the largest – 330 miles. in diameter.. Size range – 330 miles to about. 100 yards.. Irregular-shaped rocky bodies.. Some asteroids have moon(s).. The . Isheyevo. carbonaceous chondrite . has millimeter- . to centimeter-thick laminations . composed of different amounts of silicate versus Fe-Ni metal grains. . These remarkable laminations are a permanent record of a . on. The early history of the Solar System is recorded by meteorites falling now, but also by those that fell hundreds of millions to billions of years ago, preserved in lunar samples, sedimentary layers on Earth, and even sitting on the surface of Mars. . on. The early history of the Solar System is recorded by meteorites falling now, but also by those that fell hundreds of millions to billions of years ago, preserved in lunar samples, sedimentary layers on Earth, and even sitting on the surface of Mars. . Astronomy Literacy Concepts. The . Earth . Understand that we live on . a planet and it is called Earth. Associate Earth with its . colours. . seen from space (oceans & continents). Distinguish Earth from other planets.