Answer:
Body composition is the relative amounts of fat and lean body tissue.
Weight management is the ability to maintain a proper balance of the calories you intake and those you expend.
Proteins are the building blocks of muscle and provide four calories for every gram.
Carbohydrates are your body's main energy source and provide four calories for every gram.
Flexibility is the ability of your body to move through a full range of motion. I hope this helps!
Explanation:
The weekly activity requirements is just that an adult gets some amount of physical and mental activity where he uses his mind as well as does some sort of exercises so he remains fit.
In my opinion playing any sport such as football or basketball or tennis or even golf can make a person pretty active in both ways. Or some amount of jogging can be necessary and beneficial for an adult.