Explain the difference between aerobic and anaerobic activities and why aerobic activity is needed to improve cardiorespiratory endurance.Explain the practical benefits of cardiorespiratory endurance training.Explain the concept of maximal oxygen uptake (max VO2) and its importance in cardiorespiratory endurance assessment.Discuss the principles of mode, duration, and frequency as they apply to cardiorespiratory endurance training.Discuss the importance of adequate strength levels in maintaining good health and well-being.Explain the relationship between strength-training and metabolism, and how strength-training may help to prevent weight gain.Discuss the exercise principles of mode, intensity, duration, and frequency as related to strength-training.**Write brief paragraph for each question. No specific format-single space is fine.