Spider - Description. 1  1: pedipalp 2: trichobothria 3: carapace of prosoma (cephalothorax) 2  15: sternum of prosoma 16: pedicel (also called pedicle) 3  Spiders are chelicerates and therefore arthropods. 4  Spiders and scorpions are members of one chelicerate group, the arachnids.
See also: Meteoroid and Meteor. A meteorite is a solid piece of debris from an object, such as a comet, asteroid, or meteoroid, that originates in outer space and survives its passage through the Earth's atmosphere and impact with the Earth's surface.
1.Meteorites have different isotope ratios of particular elements when compared to terrestrial rocks. 2.A meteorite usually has a high metal content. 3.A meteorite is usually covered with a dark crust from burning in the earth's atmosphere. 4.All of the above are true. 5.Meteorites contain... show more 1.Meteorites have different isotope ratios of particular elements when compared to terrestrial rocks. 2.A meteorite usually has a high metal content.