Q: If I tell you that Solid geometric shapes can refract light, and ask you the question "what can refract light?", is the correct answer "focusing a lens"?

OPTIONS:
- Yes
- No

A: No

Q: If I tell you that Living underground can keep animals from being killed, and ask you the question "what can living underground keep animals from being?", is the correct answer "gravity"?

OPTIONS:
- Yes
- No

A: No

Q: If I tell you that Gases from burning coal and oil dissolving in water in the atmosphere can hurt the environment, and ask you the question "gases from burning coal and oil dissolving in water in the atmosphere can hurt what?", is the correct answer "agriculture"?

OPTIONS:
- Yes
- No

A: No

Q: If I tell you that Contact between shale over long periods of time causes it to smooth, and ask you the question "what is smoothed by contact over long periods of time?", is the correct answer "shale"?

OPTIONS:
- Yes
- No

A:
Yes