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By studying the fossil record we can tell how long life has existed on Earth, and how different plants and animals are related to each other. Often we can work out how and where they lived, and use this information to find out about ancient environments. Fossils can tell us a lot about the past.
Explanation:
Answer:
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Answer:
sensors, control center, communication system, target
Explanation:
D. it is cool because when u exercise u swet. so it is better in the cold.
