input: OPTIONS:
- ice, rock, sky
- vapor, earth, internal
- liquid, underground, frozen
- ice, liquid, vapor Now, answer this question: Q: What are the three stages of water? A:
A:
output: ice, liquid, vapor

Q: What does the vertebral column , or backbone, protect? A:

OPTIONS:
- disks
- neurons
- axons
- spinal cord

Answer: spinal cord

Problem: OPTIONS:
- Chernobyl disaster
- coal industry boom
- second world war
- industrial revolution
Q: Q: During what time period did poor air quality become a problem? A:
Answer: industrial revolution

Problem:OPTIONS:
- fingernails
- gall bladder
- lungs
- bones

Q: What contains more calcium than any other organ? A:
****
A: bones

Q: What type of reproduction involves combining genetic material from two parents to create distinct offspring? A:
OPTIONS:
- mild reproduction
- bsexual reproduction
- asexual reproduction
- sexual reproduction
sexual reproduction

Q: Some fruit, like peaches, only have one big seed. what is this seed called? A:
OPTIONS:
- the middle
- the seed
- the core
- the pit

Answer:
the pit