input: OPTIONS:
- Reverse osmosis
- fossil fuels
- Fresh water
- Carbon filter
- chlorofluorocarbons
- Sulfur dioxide
- Pollution
- harmful substances Now, answer this question: Fact 1: Acid rain has a negative impact on water quality. Fact 2: Sulfur dioxide causes acid rain. Given the two facts above, what has a negative impact on water quality?
A:
output: Sulfur dioxide

input: OPTIONS:
- erosion
- streams.
- drought
- rainfall
- bodies
- flooding
- Pollution
- sand Now, answer this question: Fact 1: Rain causes erosion. Fact 2: Rain is liquid precipitation. Given the two facts above, liquid precipitation causes what?
A:
output: erosion

input: OPTIONS:
- engines
- Hot water
- Burning wood
- Firecrackers
- sound
- Green beans
- cigarettes
- science Now, answer this question: Fact 1: Fire converts chemical energy into light and heat energy. Fact 2: Wood can help Fire to burn. Given the two facts above, what can convert chemical energy into light and heat energy?
A:
output:
Burning wood