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 9
الصفحة 21
... molten droplets . To melt such materials requires a temperature of about 2,500 ° F and this shows that there must have been at least one large scale heating event in the early Solar System . Although the chondrules within the chondrite ...
... molten droplets . To melt such materials requires a temperature of about 2,500 ° F and this shows that there must have been at least one large scale heating event in the early Solar System . Although the chondrules within the chondrite ...
الصفحة 35
... molten and formed in the cores of asteroids . The remainder were not completely melted and formed in metallic pods associated with stony material . The iron meteorites are classified on a chemical basis . The abundances of nickel and ...
... molten and formed in the cores of asteroids . The remainder were not completely melted and formed in metallic pods associated with stony material . The iron meteorites are classified on a chemical basis . The abundances of nickel and ...
الصفحة 37
... molten core . We think that cooling , contraction and cracking in the overlying olivine - rich stony mantle led to the injection of molten metal upwards along the cracks . 44 44 Polished and acid - etched slice of the Thiel Mountains ...
... molten core . We think that cooling , contraction and cracking in the overlying olivine - rich stony mantle led to the injection of molten metal upwards along the cracks . 44 44 Polished and acid - etched slice of the Thiel Mountains ...
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