Вставьте слова. some scientists study space. they look for made by the stars. sometimes fall from other planets and fly trough space. these rocks are called a big one on planet 65 million years ago. some people think this is why the dinosaurs scientists have found dinosaur skeletons, but haven't found any dinosaur слова для справок: asteroid, disappear, earth ,fall / fell , pattern , rock, scientist , skin .
