Which air pollutant affects people who have heart disease a. ozone b. pollution c. carbon monoxide d. particulate matter

How does the fitt principle apply to the development of successful personal fitness programs

Practice or pre-exercise theories of play pose the idea that a. play provides children with an opportunity to practice adult activities. b. play is necessary to reenergize human cognition. c. children have too much energy and play will rid them of that energy. d. children are the link between animals and human beings.

Does indrect sunlight does not pose any danger to the skin