The answer would be C: 18-21
Answer:
Use equipment properly
stop exercising if an injury occurs
do cool-down stretching after each workouts
Explanation:
Answer:
Aerobic respiration uses oxygen, while anaerobic does not.
Explanation:
Aerobic respiration is used when cells have access to oxygen and can use it, but if a cell is in a place that oxygen is not available anaerobic respiration is used instead.
Answer:
50% is the correct answer.
Explanation: