Chapter 3 Flashcards
1
Q
energy
A
the capacity to do work
2
Q
potential energy
A
stored energy
3
Q
kinetic energy
A
energy of motion
4
Q
what organelle synthesizes ATP?
A
mitochondrion
5
Q
chemical energy
A
energy stored in a molecule’s chemical bonds (most important form of energy in the body)
6
Q
Is chemical energy a form of potential energy or kinetic energy?
A
potential
7
Q
what are the 4 forms of kinetic energy?
A
- electrical energy
- mechanical energy
- sound
- radiant
8
Q
what are the 2 laws of thermodynamics?
A
- energy can be neither created or destroyed, only transformed or converted
- every time energy is transformed, some of that energy is converted to heat
9
Q
metabolism
A
the chemical processes that occur within a living organism in order to maintain life
10
Q
catabolism
A
the breakdown of complex molecules in living organisms to form simpler ones, together with the release of energy; destructive metabolism
