Answer:
respiratory system
Explanation:
The bronchi become smaller the closer they get to the lung tissue and are then considered bronchioles. These passageways then evolve into tiny air sacs called alveoli, which is the site of oxygen and carbon dioxide exchange in the respiratory system.
Molten material is allowed to solidify into the final shape.
Casting defects occur during solidification:
Gas porosity
Shrinkage
Two stages of solidification:
Nucleation
Growth
Answer:
Your username looks like you headbutted the keyboard and unfortunately, I doubt anyone is going to write three paragraphs for you.
Explanation:
Start here:
https://science.howstuffworks.com/environmental/earth/oceanography/rogue-wave4.htm