Q: What external feature in human beings is responsible for balance? A:
OPTIONS:
- tails
- brain
- hands
- ears
ears

Q: Antacids are bases that neutralize what in the digestive tract? A:
OPTIONS:
- fats
- hormones
- salts
- acids

Answer: acids

Question: Q: What kind of reaction, in general, keeps stars shining? A:
OPTIONS:
- magnetism
- fission
- evolution
- fusion
Answer: fusion

input with options: Q: Compared to red light, blue light has a shorter what? A:
OPTIONS:
- gravity
- life span
- absorption
- wavelength
output: wavelength

Q: Q: Because of the wave character of matter, the idea of well-defined orbits gives way to a model in which there is a cloud of what? A:

OPTIONS:
- particles
- mutation
- chaos
- probability

A: probability

Q: What type of feeders are earthworms? A:
OPTIONS:
- middle
- top
- oil
- deposit
deposit