Question: Q: By breaking down organic matter, roundworms play an important role in which cycle? A:
OPTIONS:
- water cycle
- metamorphic cycle
- circadian cycle
- carbon cycle
Answer: carbon cycle

input with options: Q: Speed takes distance and what else into account? A:
OPTIONS:
- gravity
- matter
- energy
- time
output: time

Q: Q: How does the core of the sun radiate energy? A:

OPTIONS:
- nuclear fission
- carbon radiation
- electrical radiation
- nuclear fusion

A: nuclear fusion

input: OPTIONS:
- chlorophyll
- solvents
- mixtures
- sugars Now, answer this question: Q: What do body cells use for energy? A:
A:
output: sugars

Q: What is the outermost occupied shell of electrons in an atom. A:

OPTIONS:
- Inner Shell
- radiative shell
- modular shell
- valence shell

Answer: valence shell

Q: Q: Melting ice and grinding wood into sawdust are examples of what? A:

OPTIONS:
- chemical changes
- reversible changes
- unpredictable changes
- physical changes

A:
physical changes