input: OPTIONS:
- minerals
- proteins
- nutrients
- vitamins Now, answer this question: Q: What are the organic compounds that the body needs in small amounts to function properly; humans need 13 different ones? A:
A:
output: vitamins

Q: Electromagnets can be turned on or off and their strength can be changed by controlling what? A:

OPTIONS:
- steady current
- powered current
- inducing current
- electric current

Answer: electric current

Problem: OPTIONS:
- regiments of matter
- battalions of matter
- depth of matter
- units of matter
Q: Q: Massive quanta, like electrons, also act like macroscopic particlessomething we expect, because they are the smallest what? A:
Answer: units of matter

Problem:OPTIONS:
- deep mining
- explosive mining
- underwater mining
- underground

Q: What type of mining is used to recover ores that are deeper into earth's surface? A:
****
A: underground

Q: What force pulls object downwards to the earth? A:
OPTIONS:
- momentum
- kinetic energy
- motion
- gravity
gravity

Q: Enzymes in the stomach and small intestine break down proteins into what components? A:
OPTIONS:
- atoms
- antioxidants
- lactic acids
- amino acids

Answer:
amino acids