Because it is heavier air :)
Answer:
the central nervous system, cardiovascular, respiratory, and musculoskeletal systems
Explanation:
a) precipitation is balanced by evaporation
Answer:
milk teeth will break as u grow up
and
permenant teeth will never break when u r young but as u grow older many people teeth will break
Explanation:
milk teeth will break as u grow up
and
permenant teeth will never break when u r young but as u grow older many people teeth will break