Problem:OPTIONS:
- even water
- homogeneous water
- calm water
- still water

Q: Deposition also occurs when a stream or river empties into a large body of what? A:
****
A: still water

Q: An ether is an organic compound in which two hydrocarbon groups are bonded to the same atom of what? A:
OPTIONS:
- hydrogen
- sulfur
- nitrogen
- oxygen
oxygen

Q: Colliding-beam accelerators create matter from what? A:
OPTIONS:
- magnetism
- sound
- minerals
- energy

Answer: energy

Question: Q: The formula mass of a covalent compound is also called the what? A:
OPTIONS:
- atomic mass
- ionic mass
- nucleus mass
- molecular mass
Answer: molecular mass

input with options: Q: What asymmetrical organ has four chambers and, in humans, is about the size of a clenched fist? A:
OPTIONS:
- brain
- kidney
- liver
- heart
output: heart

Problem: OPTIONS:
- protein
- tissue
- fat
- cholesterol
Q: Q: Most lipid hormones are derived from what? A:
Answer:
cholesterol