input with options: Q: What are the things moving under the earth's mantle that move the crust? A:
OPTIONS:
- crystals
- ridges
- lava channels
- plates
output: plates

Q: Q: What property of warm air causes it to rise above cold air? A:

OPTIONS:
- greater pressure
- greater density
- higher temperature
- lower density

A: lower density

input: OPTIONS:
- centripetal force
- gravitational force
- molecular force
- magnetic force Now, answer this question: Q: What force includes forces of attraction and repulsion? A:
A:
output: magnetic force

Q: Fungi are no longer classified as what, possessing cell walls made of chitin rather than cellulose? A:

OPTIONS:
- roots
- eukaryotes
- flowers
- plants

Answer: plants

Problem: OPTIONS:
- water
- acids
- humans
- metals
Q: Q: High levels of radiation can remove electrons from? A:
Answer: metals

Q: What term tells you how quickly the angle changes and can occur in either clockwise or counterclockwise directions? A:

OPTIONS:
- emit velocity
- shift velocity
- turning velocity
- angular velocity

Answer:
angular velocity