Problem: OPTIONS:
- air
- food
- carbon
- water
Q: Q: Most people can survive only a few days without what essential substance? A:
Answer: water

Problem:OPTIONS:
- gravitational
- astronomical
- biological
- physical

Q: What properties describe the existence of matter, as opposed to chemical properties that describe how substances change into other substances? A:
****
A: physical

Q: What type of vertebrates are birds? A:
OPTIONS:
- epidermal tetrapod
- invertebrates
- exothermic
- endothermic tetrapod
endothermic tetrapod

Q: What is solid water that forms when water vapor undergoes deposition? A:
OPTIONS:
- distillate
- glacier
- dew
- frost

Answer: frost

Question: Q: What system in the human body makes white blood cells that protect the body from diseases? A:
OPTIONS:
- cardiovascular system
- renal system
- reproductive system
- lymphatic system
Answer: lymphatic system

input: OPTIONS:
- hypoxia
- astigmatism
- anemia
- myopia Now, answer this question: Q: What is another term for nearsightedness? A:
A:
output:
myopia