Question: During exercise, stored chemical energy is converted to energy that can be used for

Answer: muscle movement

Question: Even though Alexandra could talk with her friends during dance class, she couldn’t sing along to the songs. Which best describes her heart rate during this activity?

Answer: Moderate

Question: How does breathing change during exercise?

Answer: Rate and depth increase

Question: Amber finds herself struggling to have a conversation with her friend while they are hiking. Which of these modifications should she make?

Answer: She should slow down in order to bring her heart rate back to a safe level.

Question: How is perspiration related to recovery after exercise?

Answer: The water and ions lost through perspiration must be replaced during recovery so the body can replenish fluid and stored energy.