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 19
الصفحة 21
... contain some metal and sulfide . Almost all contain chondrules - near spherical , 0.04 of an inch in size , mainly silicate ( stony ) objects , many of which formed by rapid cooling and solidification of molten droplets . To melt such ...
... contain some metal and sulfide . Almost all contain chondrules - near spherical , 0.04 of an inch in size , mainly silicate ( stony ) objects , many of which formed by rapid cooling and solidification of molten droplets . To melt such ...
الصفحة 22
... contain between 2 and 20 percent iron - nickel metal but little water or carbon ( see Fig . 26a ) . Many scientists believe that the components of chondrites were produced in a gas - dust cloud or " pre - solar nebula " from which the ...
... contain between 2 and 20 percent iron - nickel metal but little water or carbon ( see Fig . 26a ) . Many scientists believe that the components of chondrites were produced in a gas - dust cloud or " pre - solar nebula " from which the ...
الصفحة 51
Robert Hutchison, Andrew Graham. Some carbonaceous chondrites contain veins in which the minerals were deposited by ... contained water at pressure inside . This could have allowed liquid water to form and percolate through cracks in the ...
Robert Hutchison, Andrew Graham. Some carbonaceous chondrites contain veins in which the minerals were deposited by ... contained water at pressure inside . This could have allowed liquid water to form and percolate through cracks in the ...
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