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Questions and Answers
What is a rapid, persistent chemical change that releases heat and light?
What is a rapid, persistent chemical change that releases heat and light?
- Air
- Fire (correct)
- Earth
- Water
What is the primary element involved in combustion?
What is the primary element involved in combustion?
- Oxygen (correct)
- Hydrogen
- Carbon
- Nitrogen
What is the process of igniting and burning a fuel?
What is the process of igniting and burning a fuel?
- Evaporation
- Freezing
- Combustion (correct)
- Condensation
What is the rapid, persistent chemical change that releases heat and light?
What is the rapid, persistent chemical change that releases heat and light?
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What is the primary element involved in most combustion reactions?
What is the primary element involved in most combustion reactions?
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What is the result of incomplete combustion of a hydrocarbon fuel?
What is the result of incomplete combustion of a hydrocarbon fuel?
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