input: OPTIONS:
- another carbon change
- another thermal change
- another radioactive change
- another chemical change Now, answer this question: Answer the following question given this paragraph: Because chemical changes result in different substances, they often cannot be undone. Some chemical changes can be reversed, but only by other chemical changes. Q: By what kind of change can a chemical change be reversed? A:
A:
output: another chemical change

input: OPTIONS:
- larger
- narrower
- wider
- smaller Now, answer this question: Answer the following question given this paragraph: Vesicles are much smaller than vacuoles and have a variety of functions. Some vesicles pinch off from the membranes of the endoplasmic reticulum and Golgi apparatus. These vesicles store and transport proteins and lipids. Other vesicles are used as chambers for biochemical reactions. Q: Are vesicles larger or smaller than vacuoles? A:
A:
output: smaller

input: OPTIONS:
- oxygen
- water
- heat
- energy Now, answer this question: Answer the following question given this paragraph: All living things need energy. Most ecosystems get energy from the Sun. Producers use the energy to make food. They pass some of the energy to consumers. Food chains and food webs show how energy flows through ecosystems. Q: All living things require what, which most ecosystems obtain from the sun? A:
A:
output:
energy