ESS102H1 Final: natural disasters final exam review.docx
Document Summary
Preserved craters on the continent (mainly the oldest parts) Lac cratere in northern quebec is a simple crater its diameter in 3. 4km and it is. 250 meters deep: the crater is is northern quebec the rim indicates that it is a youthful site because over time the rim is usually washed away and eroded. Meteorite: a meteoroid which reaches the surface of the earth without being vaporized: meteorites come from larger parent bodies within our solar system. Asteroids rocky fragments that either fail to consolidate into a planet or represent remnants of a fragmented planet. Asteroids and the asteroid belt the asteroid belt lies between mars and jupiter there are about 4000 objects in this area as asteroids collide with one another, they fragment and send pieces into near-earth orbits. Types of meteorites derived from asteroids asteroids have a metallic core and stony silicate mantle as the fragment, both metallic and silicate pieces are produced.
