input: OPTIONS:
- watson structure
- right structure
- time structure
- lewis structure Now, answer this question: Q: What is a representation of the valence electrons of an atom that uses dots around the symbol of the element? A:
A:
output: lewis structure

Q: In a displacement graph, the slope of the line is the average what? A:

OPTIONS:
- direction
- speed
- time
- velocity

Answer: velocity

Problem: OPTIONS:
- primitive respiratory
- autonomic nerous system
- photosynthetic
- water-based circulatory
Q: Q: What kind of system do echinoderms possess? A:
Answer: water-based circulatory

Problem:OPTIONS:
- velocities
- densities
- fractions
- coefficients

Q: What are used to balance chemical equations? A:
****
A: coefficients

Q: Where does most geological activity take place? A:
OPTIONS:
- plate buildings
- plate waves
- plate medians
- plate boundaries
plate boundaries

Q: What is paleobotany? A:
OPTIONS:
- study of diseased plants
- study of new plants
- study of fresh plants
- study of extinct plants

Answer:
study of extinct plants