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 9
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 50
... cosmic - ray exposure age - the time spent as an approximately yard - sized meteoroid in orbit around the Sun ... cosmic rays . After landing on Earth the meteorite is protected by the atmosphere and the unstable products of cosmic ...
... cosmic - ray exposure age - the time spent as an approximately yard - sized meteoroid in orbit around the Sun ... cosmic rays . After landing on Earth the meteorite is protected by the atmosphere and the unstable products of cosmic ...
الصفحة 51
... 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 | |
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