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 14
... orbits 18 - Mars LC Innisfree around the Sun. Sometimes Jupiter's gravity pulls an asteroid into an elliptical orbit . If the elliptical orbit crosses the Earth's orbit , the asteroid ( or fragments from it ) may land on Earth . Some ...
... orbits 18 - Mars LC Innisfree around the Sun. Sometimes Jupiter's gravity pulls an asteroid into an elliptical orbit . If the elliptical orbit crosses the Earth's orbit , the asteroid ( or fragments from it ) may land on Earth . Some ...
الصفحة 50
... orbit of Halley's Comet , relative to the orbits of Saturn and other planets . As Halley's Comet approaches the Sun it speeds up , but slows as it retreats . It spends some four - fifths of its time beyond Saturn . Some carbonaceous ...
... orbit of Halley's Comet , relative to the orbits of Saturn and other planets . As Halley's Comet approaches the Sun it speeds up , but slows as it retreats . It spends some four - fifths of its time beyond Saturn . Some carbonaceous ...
الصفحة 59
... orbit . Asteroid Small planet or fragment of planet in orbit around the Sun. Astrobleme Ancient " scar , " formed by meteorite impact . Ataxite Structureless iron meteorite , rich in nickel . Basalt Fine grained volcanic rock rich in ...
... orbit . Asteroid Small planet or fragment of planet in orbit around the Sun. Astrobleme Ancient " scar , " formed by meteorite impact . Ataxite Structureless iron meteorite , rich in nickel . Basalt Fine grained volcanic rock rich in ...
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