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Questions and Answers
What is the process by which a substance reacts with oxygen to release energy in the form of heat and light?
What is the process by which a substance reacts with oxygen to release energy in the form of heat and light?
- Evaporation
- Combustion (correct)
- Condensation
- Sublimation
Which of the following is NOT a requirement for combustion to occur?
Which of the following is NOT a requirement for combustion to occur?
- Carbon dioxide (correct)
- Ignition temperature
- Fuel
- Oxygen
What type of flame produces a hissing sound and is usually blue in color?
What type of flame produces a hissing sound and is usually blue in color?
- Smoky flame
- Non-luminous flame (correct)
- Luminous flame
- Candle flame
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Study Notes
Combustion Process
- Combustion is a process by which a substance reacts with oxygen to release energy in the form of heat and light.
Requirements for Combustion
- Combustion requires fuel, oxygen, and heat (ignition source) to occur.
Types of Flames
- A blue-colored flame that produces a hissing sound is typically a high-temperature flame.
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