*Question*
Q: The ability of matter to combine chemically with other substances is known as? Choices: - turbidity - solubility - permeability - reactivity A:
**Answer**
reactivity

*Question*
Q: Combining the voltages of the oxidation and reduction half reactions helps to determine what? Choices: - slimy - moisture - magnetic - voltage A:
**Answer**
voltage

*Question*
Q: What do we call the seasonal movement of animals? Choices: - population - trade - immigration - migration A:
**Answer**
migration

*Question*
Q: Osteoporosis, osteoarthritis, fractures, and sprains are problems affecting what system? Choices: - digestive system - nervous system - tissues system - skeletal system A:
**Answer**
skeletal system