MP Board · Class 8 · Science · Combustion and FlameWhich of the following is a combustible substance?
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Step-by-Step Solution
Wood is a combustible substance because it catches fire easily in the presence of oxygen and heat. Glass, stone, and iron nails are non-combustible materials as they do not catch fire.
Detailed Options Breakdown
Option : Iron nail
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Combustion and Flame.
Option 1: Wood (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Glass
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Combustion and Flame.
Option 3: Stone
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Combustion and Flame.
💡 Study Guide: This question tests core syllabus concepts from Combustion and Flame. For formulas, key summaries, and mock exam reference guides, read the full Combustion and Flame Revision Notes.