Answer:
The air that we breathe in enters the nose or mouth, flows through the throat (pharynx) and voice box (larynx) and enters the windpipe (trachea). The trachea divides into two hollow tubes called bronchi
Explanation:
Answer:
Both have the same balance on a weight with. 2 dimensional figures on the area formula
Explanation:
B the girls arm will act as a pulley