Submitted by admin on Sun, 04/20/2014 - 18:55
definition:
A piece of rock or metal that has fallen to the earth’s surface from outer space as a meteor. Over 90 per cent of meteorites are of rock while the remainder consist wholly or partly of iron and nickel.
sentence:
They are very similar in composition to the carbonaceous chondrite meteorites that sometimes fall on Earth.
difficulty:
medium
toefl frequency:
2
toefl classification: