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 6
الصفحة 28
... ( volcanic rocks ) . In contrast , many of those from the highlands are anorthosites , light - gray rocks containing mainly feldspar , a light - colored mineral containing calcium , aluminum and silicon . The lunar samples were formed ...
... ( volcanic rocks ) . In contrast , many of those from the highlands are anorthosites , light - gray rocks containing mainly feldspar , a light - colored mineral containing calcium , aluminum and silicon . The lunar samples were formed ...
الصفحة 29
... volcanic activity on the Moon . The surface of the Moon is heavily cratered by meteorite impacts , but little identifiable meteoritic material has been found in the returned samples . Because there is no atmosphere to slow down falling ...
... volcanic activity on the Moon . The surface of the Moon is heavily cratered by meteorite impacts , but little identifiable meteoritic material has been found in the returned samples . Because there is no atmosphere to slow down falling ...
الصفحة 42
... volcanic rocks on Earth plots close to point TR , which is consistent with the Earth's age being about 4,550 million years . of neon gas indicate that stony meteorites have cosmic ray exposure ages of a few millions to a few tens of ...
... volcanic rocks on Earth plots close to point TR , which is consistent with the Earth's age being about 4,550 million years . of neon gas indicate that stony meteorites have cosmic ray exposure ages of a few millions to a few tens of ...
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