Read this article and answer the questions below on a sheet of lined paper. You do not need to re-write the question.
1. When was the end of the last great ice age?
2. What happened 12,800 years ago that was unexpected?
3. Scientists have a hypothesis that heat currents in the ocean were disrupted by something that happened 12,800 years ago; what do they think happened that caused this?
4. Some scientists think a comet exploded in the earth's atmosphere and led to a cooling of the planet. EXPLAIN how the comet explosion would have caused the planet to cool.
5. This article describes evidence to support the theory that the short ice age that occurred, 12,800 years ago happened because a comet entered the earth's atmosphere and exploded. LIST 2 pieces of evidence from the article that SUPPORT that theory. EXPLAIN your pieces of evidence. (Yes, you have to answer this question in complete sentences!)
HOMEWORK IS DUE FRIDAY, NOVEMBER 16th!
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