Definition: This is all the water on Earth; the liquid portion of the planet. Example: oceans, seas, lakes, ponds, rivers

Hydrosphere definiton: All bodies of water on earth salt water, fresh water, etc

Explanation:

c

explanation:

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.