Problem:OPTIONS:
- electricity
- wind
- water
- oil

Q: What is the most commonly used source of energy in the world? A:
****
A: oil

Q: Scientists use what scale to illustrate the order in which events on earth have happened? A:
OPTIONS:
- ecological succession
- fossil record
- cataclysmic time scale
- geologic time scale
geologic time scale

Q: What is the apparatus used for carrying out an electrolysis reaction? A:
OPTIONS:
- Golgi apparatus
- catalyst
- an aqueous cell
- an electrolytic cell

Answer: an electrolytic cell

Question: Q: What is the cause of most ocean waves? A:
OPTIONS:
- tides
- Magnetic pull
- Gravity
- winds
Answer: winds

input with options: Q: Rising air currents carry water vapor into what? A:
OPTIONS:
- stratosphere
- ionosphere
- troposphere
- atmosphere
output: atmosphere

Problem: OPTIONS:
- methyl acid
- amino acid
- polymer acid
- acetic acid
Q: Q: What is the more common term for ethanoic acid, the active substance in vinegar? A:
Answer:
acetic acid