Question: Q: Homes and transportation use what percent of all energy in the u.s.? A:
OPTIONS:
- twenty five
- fifteen
- forty
- half (fifty)
Answer: half (fifty)

input with options: Q: Fossil evidence indicates that the ancestors of humans originated on which continent? A:
OPTIONS:
- north america
- australia
- south america
- africa
output: africa

Q: Q: What is the ability of an atom to emit charged particles and energy from its nucleus called? A:

OPTIONS:
- accumulation
- conductivity
- power
- radioactivity

A: radioactivity

input: OPTIONS:
- water theory
- Liquid Cycle
- Water Table
- water cycle Now, answer this question: Q: What is the biogeochemical cycle that recycles water called? A:
A:
output: water cycle

Q: Where do polychaetes live? A:

OPTIONS:
- the tundra
- great plains
- lakes
- ocean floor

Answer: ocean floor

Q: Q: What two types of atoms bond to form sulfate minerals? A:

OPTIONS:
- oxygen and carbon
- oxygen and calcium
- carbon and sulfur
- oxygen and sulfur

A:
oxygen and sulfur