Thermal expansion<span> is the tendency of matter to change in shape, area, and volume in response to a change in temperature, through heat transfer. Temperature is a monotonic function of the average molecular kinetic energy of a substance. When a substance is heated, the kinetic energy of its molecules increases.</span>
Answer:D. Ratio of oxygen/nitrogen
Explanation: the ratio will never change no matter the air pressure!
Answer:
ok so first of all try working hard then ill answer u
Explanation:
28) All elements are made of atoms
29)Protons and Neutrons
-Electrons make up the outside of the Nucleus