Definetly A. They work on the ability to supply oxygen to the lungs from the heart, to help them run.
Answer: 5(last one :regulation of circulatory system)
Answer:yes! It depends ,
If u have traditional braces u can chew gum if the Dentists has approved the gum.
Explanation:sweetened by Non cavity ,causing sweetness.
Hi! I would describe this component in my own words by saying component is flexibility by saying that the three components of flexibility are muscle elasticity and length, joint structure and nervous system. Yes, these components of fitness are very important as they help us do the things in our daily lives. I would say the nerve system is more important than the rest with the joint structure coming in second place. We need the nervous system because they they transfer nerve impulses between the parts of our body. I hope this is what you were looking for, Goodluck!
Cold can be caused by cold weather out side and the flu u can get from other people that are sick or bad living enviroments or rotton food
