MeteoritesSterling Pub., 1993 - 60 من الصفحات "A wonderful resource....Students will be drawn to read and investigate....The text is direct, interesting, and free of mind-numbing chemistry and physics formulas that so often deter YAs from further investigation....An exceptionally well-done summary."-- "SLJ . "Well-written and nicely illustrated....The technical quality of the book is very good...."-- "Science Bks & Films, a starred review . 60 pages (all in color), 8 1/4 x 7 7/8. |
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النتائج 1-3 من 7
الصفحة 38
... parent asteroid . On the right is part of a three - eighths inch fragmented olivine crystal . The fragments appear mauve , green and orange . The olivine was probably excavated during impact from the interior of the asteroid . This ...
... parent asteroid . On the right is part of a three - eighths inch fragmented olivine crystal . The fragments appear mauve , green and orange . The olivine was probably excavated during impact from the interior of the asteroid . This ...
الصفحة 46
... meteorite that fell on June 25 , 1890 , proved to have an exceptionally short cosmic ray exposure age of about 20,000 years . This is so short that the orbit probably did not change after the meteoroid was broken from its parent asteroid ...
... meteorite that fell on June 25 , 1890 , proved to have an exceptionally short cosmic ray exposure age of about 20,000 years . This is so short that the orbit probably did not change after the meteoroid was broken from its parent asteroid ...
الصفحة
... meteorites by ex- plaining : how meteorites break apart from asteroids □ how scientists measure the ages of a meteorite □ the possible size of a parent asteroid □ what effects meteorites may have on evolution plus many other ...
... meteorites by ex- plaining : how meteorites break apart from asteroids □ how scientists measure the ages of a meteorite □ the possible size of a parent asteroid □ what effects meteorites may have on evolution plus many other ...
المحتوى
Introduction | 1 |
How do meteorites get here? | 8 |
Where do meteorites come from? | 14 |
حقوق النشر | |
3 من الأقسام الأخرى غير ظاهرة
طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
anorthosite Antarctica Apollo astroblemes atmospheric flight basaltic basaltic achondrites basaltic rock blue ice bombardment bright fireball calcium carbonaceous chondrite caused chemical elements chondrites contain chondrules cometary composed cooled core Cosmic spherules crater crystals dark decay feldspar fell formation age fragments fusion crust gravity group IIAB Halley's Comet highlands howardites igneous rocks inches indicates interplanetary dust interstellar cloud iridium iron meteorites iron-nickel metal land on Earth liquid lunar magnesium mare Mars melting mesosiderites Meteor meteorite falls meteorite impact meteorite landed meteorite shower meteoroid micrometeorites million years ago mineral grains molten Moon nebula objects observed occurred olivine orbit palladium Pallasites parent asteroid particles percent nickel planetary planets formed plutonium produced pyroxene radioactive aluminum samples silicate SNC meteorites Solar System solar wind solidified sonic booms space speed stars stone stony material stony meteorite stony minerals Stony-iron meteorite sulfide Sun and planets supernova surface temperature Widmanstätten pattern