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प्रश्न
True or false
Dissolving of a solid in liquid is a physical change.
विकल्प
True
False
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उत्तर
True
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संबंधित प्रश्न
Classify the following as chemical or physical change:
Burning of paper and wood
What is a physical change ? Give two examples of physical changes.
Which of the following are physical changes ?
- melting of iron metal
- rusting of iron metal
- bending of an iron rod
- drawing a wire of iron metal
Classify the Following as a Physical Or a Chemical change.
Glowing of an Electric Bulb
Fill in the blank with the appropriate word of the statement given below:
If a change is permanent and irreversible it is considered a _________ change.
Compare the energy changes involved during a physical and a chemical change.
Select the chemical changes from the following list of changes
Breaking of glass
Select the chemical changes from the following list of changes
Preparation of carbon dioxide from calcium carbonate & dilute hydrochloric acid.
State whether the following statement is true or false:
Anaerobic bacteria digest animal waste and produce biogas.
What kind of change is shown by tearing of paper?
