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 10
الصفحة 4
... cosmic spherules and interplanetary dust particles . Cosmic spherules are tiny droplets from space . about one - sixteenth of an inch or less in diameter . They have been found in the clay beneath the oceans remote from land and in ice ...
... cosmic spherules and interplanetary dust particles . Cosmic spherules are tiny droplets from space . about one - sixteenth of an inch or less in diameter . They have been found in the clay beneath the oceans remote from land and in ice ...
الصفحة 40
... cosmic rays . After landing on Earth the meteorite is protected by the atmosphere and the unstable products of cosmic radiation begin to decay . We know from observed meteorite falls the normal quantity of these products in a meteorite ...
... cosmic rays . After landing on Earth the meteorite is protected by the atmosphere and the unstable products of cosmic radiation begin to decay . We know from observed meteorite falls the normal quantity of these products in a meteorite ...
الصفحة 41
... cosmic rays . Measurements of the abundance 50a One of two stones that fell in 1884 on Tysnes Island , Norway ( height of specimen 3 inches ) . The Tysnes Island chondrite has a short cosmic ray exposure age of about 5 million years ...
... cosmic rays . Measurements of the abundance 50a One of two stones that fell in 1884 on Tysnes Island , Norway ( height of specimen 3 inches ) . The Tysnes Island chondrite has a short cosmic ray exposure age of about 5 million years ...
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