Problem: OPTIONS:
- divider
- meridian
- mid-part
- equator
Q: Q: What line of latitude is an equal distance from both the north and south poles? A:
Answer: equator

Problem:OPTIONS:
- opacity
- volume
- mass
- density

Q: What is the term for how much matter is packed into a given space? A:
****
A: density

Q: What causes light to refract? A:
OPTIONS:
- speeding up
- blinking
- bending
- slowing down
slowing down

Q: The desire to understand how and why things happen is shared by all branches of what? A:
OPTIONS:
- population
- society
- government
- science

Answer: science

Question: Q: The transmitted light strikes a photoelectric tube, which converts the light energy to? A:
OPTIONS:
- heat
- color
- gas
- electricity
Answer: electricity

input: OPTIONS:
- spontaneous abortion
- excretion
- premature birth
- cervical dilation Now, answer this question: Q: During labor, what do contractions of the muscular walls of the uterus cause? A:
A:
output:
cervical dilation