Chapter 8 Crossword

2. a chemical reaction in which the standard change in free energy is positive
3. lower the energy activation barrier
4. A process that can occur without an input of energy
8. The capacity to cause change.
9. a chemical reaction where the change in the free energy is negative
10. The energy of the universe is constant; Energy can be transferred and transformed, but it cannot be created or destroyed.
13. energy that matter possesses because of its location or structure.
14. Every energy transfer or transformation increases the entropy of the universe.
16. Molecules possess energy because of the arrangement of electrons in the bonds between their atoms.
18. Energy can be associated with the relative motion of objects
20. associated with the random movement of atoms or molecules.

1. The study of how energy flows through living organisms.
5. The study of the energy transformations that occur in a collection of matter
6. Begins with a specific molecule, which is then altered in a series of defined steps, resulting in a certain product.
7. A measure of disorder, or randomness.
11. Consume energy to build complicated molecules from simpler ones
12. The totality of an organism's chemical reactions
15. a thermodynamic quantity equivalent to the capacity of a system to do work.
17. the cells energy shuttle
19. Some metabolic pathways release energy by breaking down complex molecules to simpler compounds