1. Physical activities can produce endorphins, strengthen bones, regulate blood pressure, clear the lungs, and control weight.
2. Warm up before taking part in physical activities and do the exercise when you start with low intensity and slowly work your way up.
3. Warming up your body keeps the muscles loose and limber when you are working out. Cooling down allows your body to regulate its blood pressure.
4. Flexibility, cardiovascular endurance, muscular strength, muscular endurance, body composition.
5. Anaerobic exercises mean without oxygen and aerobic exercises mean with oxygen
6. Cardiovascular exercise helps your blood pump oxygen-rich blood to your body faster and helps your heart and lungs to get stronger
7. They help set a guide for what exercises work for what parts of the body!
Hope this helps!!
B. Building blocks
This is most likely to be the answer
Answer:
wealth...................
Explanation:
The heart has four chambers: two atria and two ventricles.
The right atrium receives oxygen-poor blood from the body and pumps it to the right ventricle.
The right ventricle pumps the oxygen-poor blood to the lungs.
The left atrium receives oxygen-rich blood from the lungs and pumps it to the left ventricle.
I am not much of an expert but I would say u since it is too long of a space
