The energy used by living things is called

The energy use by all living organisms is sun or light energy even though we use it in different ways.Some make food out of it like plants,some need it to grow like a wide variety of animals

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.