65 million years ago there was a mass extinction that is best known for killing the dinosaurs. There was also a large
deposit of dust that contained substances only found in asteroids. What most likely killed off the dinosaurs?
An asteroid impact caused the Sun to be blocked.
They were crushed by an asteroid.
O The water supplies were polluted.
O Mammals evolved to be better competitors.
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Complete the passage with the correct words or phrasesrobert owen began a community based on his ideas in a utopian society, all members of the community would be cared for. in owen's utopian model at new lanark, people received health care and housing, he even arranged for the children.
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President franklin d. roosevelt was born in 1882 in new york. which number on the map represents the state of new york?
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Which directions did the mongols travel as they swept across asia and europe
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65 million years ago there was a mass extinction that is best known for killing the dinosaurs. There...
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