*Question*
Q: What is common in muscles that have become exhausted by use? Choices: - Blood Acid Fermentation - vibration acid fermentation - clumps acid fermentation - lactic acid fermentation A:
**Answer**
lactic acid fermentation

*Question*
Q: When fuel is burned, most of the energy is released in what form? Choices: - precipitation - carbon dioxide - humidity - heat A:
**Answer**
heat

*Question*
Q: The decay rate is measured in a unit called the what? Choices: - decay rate - exponential decay - radioactive decay - half-life A:
**Answer**
half-life

*Question*
Q: What tissue do clubmosses have that mosses do not? Choices: - dioxide tissue - nuclei - chorophyll - vascular tissue A:
**Answer**
vascular tissue