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. |
من داخل الكتاب
النتائج 1-3 من 11
الصفحة 21
... crystals of diamond and silicon. STONY METEORITES : CHONDRITES Almost 90 percent of the meteorites seen to fall are ... crystals of olivine ( gray to orange ) grew , but the remainder of the liquid cooled to a glass ( black ) . The glass ...
... crystals of diamond and silicon. STONY METEORITES : CHONDRITES Almost 90 percent of the meteorites seen to fall are ... crystals of olivine ( gray to orange ) grew , but the remainder of the liquid cooled to a glass ( black ) . The glass ...
الصفحة 37
... crystals at very high temperature and with little damage . Mesosiderites are composed of chunks of metal , angular fragments of basaltic achondrite , glassy material , and metal veins . Each metal " slug " developed its own ...
... crystals at very high temperature and with little damage . Mesosiderites are composed of chunks of metal , angular fragments of basaltic achondrite , glassy material , and metal veins . Each metal " slug " developed its own ...
الصفحة 43
... crystal it damages the crystalline structure along a cylindrical trail . When the crystal is etched , the trail corrodes more readily than the undamaged crystal and a fission - track is revealed . The scale bar is 10 micrometers , or ...
... crystal it damages the crystalline structure along a cylindrical trail . When the crystal is etched , the trail corrodes more readily than the undamaged crystal and a fission - track is revealed . The scale bar is 10 micrometers , or ...
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