How does air pressure control expiration? A decrease in air pressure within the lungs allows air to flow in. An increase in air pressure within the lungs allows air to flow out. A decrease in air pressure within the lungs causes them to contract. An increase in air pressure within the lungs causes them to expand.

question: which statement best describes the different properties of metals?

answer: they are shiny and bend without breaking.

since metals have certain characteristics properties, they include the following: they are ductile, malleable, shiny, hard, lustrous, flexible and they are good conductor of heat and electricity. so therefore, metals are not dull and they are not non-flexible as listed. instead, they are shiny and flexible.

hope this , have a good day. c;

the scientific method.

high growth (apex)