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 28
الصفحة 8
... objects burn up as meteors or shooting stars , but the tiniest may survive to become micrometeorites . Friable meteoroids break up and produce multiple trails as they are destroyed when they are still 50 or 55 miles up . Tough objects ...
... objects burn up as meteors or shooting stars , but the tiniest may survive to become micrometeorites . Friable meteoroids break up and produce multiple trails as they are destroyed when they are still 50 or 55 miles up . Tough objects ...
الصفحة 9
... objects . Tiny or friable particles burn up high in the atmosphere as meteors . Larger , friable or high - velocity objects survive to lower altitudes , but also are destroyed . Tough , low - velocity objects are decelerated and fall ...
... objects . Tiny or friable particles burn up high in the atmosphere as meteors . Larger , friable or high - velocity objects survive to lower altitudes , but also are destroyed . Tough , low - velocity objects are decelerated and fall ...
الصفحة 59
... Object formed from a solidified melt ; a component of most stony meteorites . Comet Body of ice and dust in orbit around the Sun. Core Central concentration of iron - nickel metal within an asteroid , planet or moon . Cosmic ray ...
... Object formed from a solidified melt ; a component of most stony meteorites . Comet Body of ice and dust in orbit around the Sun. Core Central concentration of iron - nickel metal within an asteroid , planet or moon . Cosmic ray ...
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