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 10
الصفحة 10
... crust . When a meteoroid enters the atmosphere at great speed , friction causes the surface to melt . Molten droplets are carried into the atmosphere and the surface of the body is eaten away , or ablated . Friction slows the meteoroid ...
... crust . When a meteoroid enters the atmosphere at great speed , friction causes the surface to melt . Molten droplets are carried into the atmosphere and the surface of the body is eaten away , or ablated . Friction slows the meteoroid ...
الصفحة 13
... crust , but the light gray interior is revealed at the upper corner where the crust had broken off . The meteorite proved to be stony and of the type of chondrite most commonly seen to fall . 17a 17b We know from their association with ...
... crust , but the light gray interior is revealed at the upper corner where the crust had broken off . The meteorite proved to be stony and of the type of chondrite most commonly seen to fall . 17a 17b We know from their association with ...
الصفحة 20
... crust . Thin crust , mainly basalt rocks Outer Core Inner Core Stony Mantle STONY METEORITES : CHONDRITES Almost 90 percent of the meteorites. 20 20 WHAT ARE METEORITES MADE OF ? What are meteorites made of? 220.
... crust . Thin crust , mainly basalt rocks Outer Core Inner Core Stony Mantle STONY METEORITES : CHONDRITES Almost 90 percent of the meteorites. 20 20 WHAT ARE METEORITES MADE OF ? What are meteorites made of? 220.
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