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प्रश्न
State whether the following is physical or chemical changes.
shaping a piece of glass —
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उत्तर
physical change,
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संबंधित प्रश्न
Classify the following as chemical or physical change:
Making a fruit salad with raw fruits
State whether the following is physical or chemical changes.
cutting wood into small pieces —
Tick (√) the correct alternative from the choice given for the following statement.
The compound rust is a hydrated oxide of
Write true or false
Dissolving of solute in a solvent and rusting of iron are both physical changes.
Make a list of different types of changes with example.
Classify the following as a physical or a chemical change.
Drying of wet clothes
What will you take into account while identifying the following?
A chemical change in a substance.
Higher order Thinking question
Boiling of water is a physical change; but boiling of egg is a chemical change. Why?
Water is the universal solvent. Why?
If you leave a piece of iron in the open for a few days, it acquires a film of brownish substance, called rust.
Do you think rust is different from iron?
