*Question*
Q: During the day, what type of energy is transferred from the air over the land to the air over the water? Choices: - magnetic - atmospheric - nuclear - thermal A:
**Answer**
thermal

*Question*
Q: The outer surface of the heart changes from positive to negative during what? Choices: - inflammation - permeability - reproduction - depolarization A:
**Answer**
depolarization

*Question*
Q: Quantum chromodynamics combines what property with quark theory? Choices: - mass - contrast - sound - color A:
**Answer**
color

*Question*
Q: Comparing anatomy, and characterizing the similarities and differences, provides evidence of what process? Choices: - regression - devolution - emergence - evolution A:
**Answer**
evolution