Question

Physical activity is an inclusive term that refers to any expenditure of energy brought about by bodily movement via the skeletal muscles; as such, it includes the complete spectrum of activity from very low resting levels to maximal exertion. Exercise is a component of physical activity. The distinguishing characteristic of exercise is that it is a structured activity specifically planned to develop and maintain physical fitness.

Answer 1

https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=3&cad=rja&uact=8&ved=0ahUKEwiz_tWYz7LMAhVB4SYKHUBkD0cQFggrMAI&url=http%3A%2F%2Fopenstudy.com%2Fupdates%2F541b63f3e4b0fef45a5d5a56&usg=AFQjCNFjCWCVtVIqsOQsi98_Q-8ePItqFA

Answer 2

there you go