What knowledge do comets, meteors, and meteorites solar system?
10. What knowledge do comets, meteors, and meteorites provide to studies of the origin of the solar system?
(Please provide all references and complete Urls)
Classification of Meteors - How are meteors categorized? What are the two main categories, and what subdivisions exist within them?
Moon and its seismic activity in comparison to Earth. - In view of the preservation of ancient craters and the lack of folded mountain ranges on the Moon, would you predict the Moon to have more or less seismic activity than the Earth?
Why?
Internal Structure of the Earth - How can scientists determine the internal structure of the Earth if they can't actually go there? The depth of the deepest mines and wells on Earth is only a tiny fraction of the earth’s diameter. Des ...
The ages of the Earth and Moon. - If the ages of the Earth and Moon are nearly identical, as believed, why are most rocks found on the Moon so much older than Earth rocks?