Answer:
According to World Health Organisation, Adults are required to do physical activities for at least 150 minutes per week of moderate-intensity or do at least 75 minutes of vigorous-intensity.
Moderate-intensity physical activities involves activities of less efforts while vigorous-intensity activities involves more efforts to perform.
<em>Adults can do cycling as cardiovascular activity. </em>bicycling can be start with light efforts (moderate intensity) and continue to fast bicycling (vigorous intensity). Bicycling has many advantages such as it improves lungs, circulation and heart, reduces cardiovascular diseases by strengthening the heart muscles and reduces blood fat level.
Adults can do squats for strength training activity of moderate to vigorous intensity. Advantages of squats: can be easily done by everyone, build leg muscles which help them throughout the life as after a certain age legs become weak and it become difficult to walk, improves muscle mass and squats can be done in different variation s that can help for whole body muscle improvement.
Hence, doing above activities of moderate to vigorous intensity can help adults to become healthy and fit.
Answer:
Closed systems do not exchange energy with the environment, while open systems do.
Explanation:
hope this helps<3
Katrina learned about curling by watching and focusing on the techniques used by the olympic players. By watching so much, she learned the movements and basic rules of the game. This is an example of visual learning which is also cognitive learning :-)
