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11 May, 08:03

What is the main difference between cardio and strength-training activities?

A. Cardio activities increase your physical strength, while strength-training activities work your heart and lungs.

B. Cardio activities work your heart and lungs, while strength-training activities strengthen your muscles.

C. Cardio activities require short bursts of energy, while strength-training activities strengthen your body over long durations.

D. Cardio activities improve your joints' range of motion, while strength-training activities work your heart and lungs.

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Answers (2)
  1. 11 May, 08:04
    0
    A. Cardio activities increase your physical strength, while strength-training activities work your heart and lungs.
  2. 11 May, 08:06
    0
    The answer is B

    Cardio works on your heart and lungs, while strength-training works on your muscles.
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