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A researcher in Chennai wants to study how much carbohydrate is burnt up in the body in a long distance race. She measured the body weight of athletes before and after a 2 km race. She found to her surprise that each athlete lost 1 kg or more. The athletes could not have burnt 1 kg carbohydrates in their bodies in a 2 km race, she thought.Answer these questions.1. What do you think the reduction in body weight was due to?2. Do you think she had designed the experiment properly? |
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Answer» A researcher in Chennai wants to study how much carbohydrate is burnt up in the body in a long distance race. She measured the body weight of athletes before and after a 2 km race. She found to her surprise that each athlete lost 1 kg or more. The athletes could not have burnt 1 kg carbohydrates in their bodies in a 2 km race, she thought. Answer these questions. |
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