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
... lunar soil . Mare and highland regions on the near side of the Moon have been sampled and we now know that it has neither atmosphere nor water and that it has always been dry . Rocks from the mare regions are dark basalts ( volcanic ...
... lunar soil . Mare and highland regions on the near side of the Moon have been sampled and we now know that it has neither atmosphere nor water and that it has always been dry . Rocks from the mare regions are dark basalts ( volcanic ...
الصفحة 29
... lunar exploration ended in 1972 with a mission to the highlands . The spacecraft carried a wheeled vehicle for transporting the astronauts over the lunar surface , which increased the area that could be studied . In this view , Harrison ...
... lunar exploration ended in 1972 with a mission to the highlands . The spacecraft carried a wheeled vehicle for transporting the astronauts over the lunar surface , which increased the area that could be studied . In this view , Harrison ...
الصفحة 30
... lunar rocks that we can be sure that some of these meteorites came from a mare region and the others came from the lunar highlands . It is clear that some impacts on the Moon were violent enough to eject material from its 36a A thin ...
... lunar rocks that we can be sure that some of these meteorites came from a mare region and the others came from the lunar highlands . It is clear that some impacts on the Moon were violent enough to eject material from its 36a A thin ...
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