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Question
You are given some candle wax. Can you make a candle doll from it? What kind of change is this?
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Solution
Yes, I can. It is a physical (reversible) change.
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RELATED QUESTIONS
Classify the following as chemical or physical change:
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In a physical change no net energy change is involved.
Solve this crossword by using the clues that follow-

Across
1. Energy in the form of sunlight is absorbed by the green plants in this process.
4. The reddish-brown substance formed over iron in the presence of oxygen and moisture.
5. This change is permanent and irreversible.
6. The process in which a solid directly changes into gaseous state.
Down
1 . It is the change that takes place in case of swinging pendulum of a clock. –
2. Occurrence of this is a non-periodic change as well as a natural change.
3. It is a physical change.
The rusting of an iron object is called :
Classify the following as a physical or a chemical change.
Drying of wet clothes
Classify the following as a physical or a chemical change.
Butter getting rancid
Analogy:
Melting of ice: Physical change.
Popping of popcorn: ______.
Water is the universal solvent. Why?
Grinding of wheat grain changes its size. It is a ____________ change.
