Practice Burning Of Substances (combustion) (4.4)

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8 questions

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6 sample questions

Question 1.
What is combustion?
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Think about what happens when a candle burns.
Question 2.
Are the changes during combustion reversible or irreversible?
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Consider if you can unburn something.
3Question 3.
What produces during combustion?
- Heat only
- Light only
- Heat and Light
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Think about what happens when a candle is lit.
4Question 4.
Is combustion a physical change?
- True
- False
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What changes occur when something is burned?
Question 5.
Analyze the combustion process of natural gas. What are the reactants and products, and what implications does this have for our environmental footprint?
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Think about what comes out of the gas stove.
Question 6.
Investigate the advantages of using biofuels over traditional fossil fuels in combustion. What changes does it bring to emissions?
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Consider how renewable resources affect combustion.

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