Nearly 23% of teens die from smoking-related causes
Earth is approximately spherical in shape like all planets and stars. Earth is composed mostly of rock. Three-fourths of its surface is covered by a relatively thin layer of water (some of it frozen), and the entire planet is surrounded by a relatively thin blanket of air.
I think the answer is A because I have never learned about collapsed veins and it won’t cause arthritis
A word that describes medication, vitamins pesticides and household cleaners is obviously CHEMICALS. Chemicals are developed to bring utility and somehow comfort to what we do and what we need to do. Drugs and fresheners are chemicals. This is the best answer i could give you hope this helps.
Answer:
When you breathe in, or inhale, your diaphragm contracts and moves downward. This increases the space in your chest cavity, and your lungs expand into it. The muscles between your ribs also help enlarge the chest cavity. They contract to pull your rib cage both upward and outward when you inhale.
Explanation:
