Keira is building a house and wants to incorporate alternative energy to reduce her carbon footprint. Describe at least two amative energies that it can build into her house.

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.

d. organisms have cells with different shapes and functions.