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प्रश्न
Write true or false
Decomposition of leaves is a fast change.
पर्याय
True
False
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उत्तर
False.
Decomposition of leaves is a slow change.
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संबंधित प्रश्न
Classify the following as chemical or physical change:
Cutting of trees
Fill in the blank.
Heat is .................... by a gas during the process of condensation.
A physical change is temporary. Explain.
A physical change is temporary. Explain.
Classify the following as a physical or a chemical change.
Boiling of water
Classify the Following as a Physical Or a Chemical Change.
Making of a Sugar Solution
Photosynthesis is a natural process by which green plants manufacture food in the presence of sunlight.
State the conclusions which can be drawn, to represent photosynthesis as a physical or a chemical change.
Compare the energy changes involved during a physical and a chemical change.
Assertion: Burning of wood log to charcoal is a physical change.
Reason: The products formed of burning a piece of wood can be easily converted back to wood log.
Which of the following is not a physical change?
