Which best describes the big bang theory?
a.
our universe is not the only universe.
b.
the universe is expanding.
c.
the universe is 4.6 billion years old.
d.
the universe is shrinking.

1. the energy lost to disorder metabolism     -entropy

2. related to or possessing motion potential     -kinetic

3. all of the chemical reactions in an organism required for maintenance of the processes of life entropy     -metabolism

4. possible; ability to go into action or perform work kinetic     -potential

5. the study of energy and its transformations thermodynamics     -thermodynamics

trachea, alveoli, lung capillaries, arteries