Answer:
Medical book
Explanation:
While the online article could help, the internet ins't always 100% true. The medical book would be best
Because it is heavier air :)
One method of lessening the environmental impact of strip mining is by replacing landscaping after mining. This will help to seal off the bare land to avoid accidents. It also prevents soil erosion of the lose soil due to mining. Landscaping will modify the features of the land and make it beautiful and environment friendly
The muscular system allows the body to move while the skeletal system provides a structure and form to our body. Without the muscular system we could not move and without the skeletal system we would not take any form.
Hope this helped!