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 13
الصفحة 2
... single object weighing anything from a few ounces to a few tons , but in some cases a meteorite fall comprises thousands of fragments of stone or metal totalling many tons . Such multiple falls are known as meteorite 1 The ...
... single object weighing anything from a few ounces to a few tons , but in some cases a meteorite fall comprises thousands of fragments of stone or metal totalling many tons . Such multiple falls are known as meteorite 1 The ...
الصفحة 9
... single fireball that quickly broke up into many small ones was seen . 13 A summary of atmospheric entry of different types of objects . Tiny or friable particles burn up high in the atmosphere as meteors . Larger , friable or high ...
... single fireball that quickly broke up into many small ones was seen . 13 A summary of atmospheric entry of different types of objects . Tiny or friable particles burn up high in the atmosphere as meteors . Larger , friable or high ...
الصفحة 13
... single stone of 27 ounces that was warm , not hot , to the touch . No fireball was seen and no sonic booms were reported . Had Mr. Pettifor been indoors , the fall probably would not have been noticed . One week after the fall ...
... single stone of 27 ounces that was warm , not hot , to the touch . No fireball was seen and no sonic booms were reported . Had Mr. Pettifor been indoors , the fall probably would not have been noticed . One week after the fall ...
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