Name _________________. Overview. In this activity, you will study the effects of gravity on the planets of the Solar System. First, you need to view movies from the lunar Apollo missions, then calculate your weight on other planets. Finally, you will propose your weight on newly discovered planets around other stars.
A tracheostomy is an opening cut into the windpipe, or trachea. It is used as an airway for breathing. After the opening is made, a small tube is inserted to let air in, and to attach a breathing machine (mechanical ventilator) if needed.
A tracheostomy (TRA-ke-OS-to-me) is a surgically made hole that goes through the front of your neck and into your trachea (TRA-ke-ah), or windpipe. The hole is made to help you breathe.A tracheostomy usually is temporary, although you can have one long term or even permanently. tracheostomy (TRA-ke-OS-to-me) is a surgically made hole that goes through the front of your neck and into your trachea (TRA-ke-ah), or windpipe. The hole is made to help you breathe.