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 4
... pit in the middle is thought to have been caused by the loss of a globule of iron - nickel metal during the solidification of the spherule . 6 Hoba iron meteorite . This , the biggest single. MICROMETEORITES Micrometeorites.
... pit in the middle is thought to have been caused by the loss of a globule of iron - nickel metal during the solidification of the spherule . 6 Hoba iron meteorite . This , the biggest single. MICROMETEORITES Micrometeorites.
الصفحة 31
... thought to be the product of melting on asteroids or planets that had compositions like those of the chondrites . They show chemical variation . For example , there are carbon - rich achondrites that are related to some carbonaceous ...
... thought to be the product of melting on asteroids or planets that had compositions like those of the chondrites . They show chemical variation . For example , there are carbon - rich achondrites that are related to some carbonaceous ...
الصفحة
... thought to be the product of ensuing forest fires . ) Acid rain would have been produced . It would have acidified the surface waters of the oceans and so dissolved the shells of many marine animals . Soot and dust in the atmosphere ...
... thought to be the product of ensuing forest fires . ) Acid rain would have been produced . It would have acidified the surface waters of the oceans and so dissolved the shells of many marine animals . Soot and dust in the atmosphere ...
المحتوى
Introduction | 1 |
How do meteorites get here? | 8 |
Where do meteorites come from? | 14 |
حقوق النشر | |
4 من الأقسام الأخرى غير ظاهرة
طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
aluminum amounts Antarctica appear asteroids atmosphere basaltic become blue body bright caused chemical chondrite chondrules cloud cometary comets composed composition contain cooled core cosmic cosmic ray crater crust crystals dark decay determine diameter dust Earth elements event evidence fall fell field fireball formation formed fragments grains gravity gray half-life heating highlands impact inches indicates interior iron meteorites iron-nickel metal known land on Earth less light liquid lunar magnesium Mars material measurable melting Meteor meteoroid micrometeorites miles million years ago minerals molten Moon natural nickel objects observed occurred olivine orbit origin parent particles percent pieces planetary planets Polished present probably produced radioactive rare regions rocks samples seen shower shows single Solar System space speed stars stone stony meteorite structure surface temperature thin thought tiny tons types volcanic weight wind