6.1 Energy
A. Energy
1. Energy is capacity to do work; cells must continually use energy to do biological work.
2. Kinetic energy is energy of motion; all moving objects have kinetic energy.
3. Potential energy is stored energy.
a. Water behind a dam has potential energy that can be converted to kinetic energy.
b. Energy within an atom lies in arrangement of its atoms in molecule; glucose has more
energy than its breakdown components, carbon dioxide and water.
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