Which of the following statements about matter is true? a. mass and matter are always the same. b. matter is made up of atoms and has mass. c. mass can decrease while matter increases. d. matter does not exist in the biosphere.

B.

Anything that has mass is matter but in order to have mass it needs to be made up of atoms. Matter cannot increase as it is not a measurement.

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.

it's false. hope i .