input with options: Q: What happens to volume as the temperature increases? A:
OPTIONS:
- volume fluctuates
- volume decreases
- volume is unchanged
- volume increases
output: volume increases

Q: Q: When matter changes into an entirely different substance with different chemical properties, what has occurred? A:

OPTIONS:
- mechanical change
- gaseous change
- physical change
- chemical change

A: chemical change

input: OPTIONS:
- invertebrate structure
- parasitic structure
- primordial structure
- vestigial structure Now, answer this question: Q: What is the tail bone an example of? A:
A:
output: vestigial structure

Q: What describe the fraction or percentage of a mixture that is made up of a particular substance. A:

OPTIONS:
- molecular scale
- atomic weight
- solute level
- mole fractions

Answer: mole fractions

Problem: OPTIONS:
- the uterus
- the glands
- the follicles
- the ovaries
Q: Q: Where do the eggs develop? A:
Answer: the ovaries

Q: Chemical equations in which heat is shown as either a reactant or a product are called what? A:

OPTIONS:
- hydroelectric equations
- thorium equations
- feedstock equations
- thermochemical equations

Answer:
thermochemical equations