In bohrs model of the atom which of the following is true
a) electrons travel in defined circular orbits around the nucleus like planets orbiting the sun.
b) each orbit has a certain amount of energy associated with it.
c) light can be emitted or absorbed by an electron, and an electron can move to different orbital, or energy, levels.
d) all of these are true.

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