The respiratory system works directly with the circulatory system to provide oxygen to the body. Oxygen taken in from the respiratory system moves into blood vessels that then circulate oxygen-rich blood to tissues and cells.
Answer:
The 3rd Option
Explanation:
Simple for this question, C: an investigation because it uses only observations.
Answer:
B
Explanation:
Exercising differently is better than not.
The affect salt water has on a body is that you can dehydrate faster or quicker it is very harmful cause drinking to much can and will kill you
Playing hockey when the ref said it was my goal and it wasn’t so I told the ref it wasn’t my goal.