All of the reasons you've listed are actually reasons why one might do physical training. A lot of people who do physical training do it for different reasons, whether that reason is pleasure, endurance, strength or just peer approval, is up to them. However, each one of them can be seen as a reason for physical training.
Skeletal muscle: multinucleated, striated; attached to bones producing locomotion, general support and posture; producing heat. Contraction is voluntary, and not long-sustained. b. Cardiac muscle: found only in the heart and responsible for contraction of cardiac tissue and distribution of blood.
Answer:
It depends.
Explanation:
Well, your body is constantly in motion, but if we are talking about walking around then around 2-5 seconds (depends on your weight).
Answer:
True
Explanation:
Some people might believe the same thing, but they might have different opinions on another topic. You and me might both be the same religion, but we have different favorite sports teams.