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प्रश्न
Ice, water and water vapour look different and display different ______ properties but they are ______ the same.
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उत्तर
Ice, water and water vapour look different and display different physical properties but they are chemically the same.
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संबंधित प्रश्न
Tick the most appropriate answer.
Photosynthesis requires
State the Differences Between a Physical Change and a Chemical Change.
Which of the following are physical changes and which are chemical changes ?
Given reason:
Freezing of water to ice and evaporation of water are physical changes.
Select the chemical changes from the following list of changes
Vaporisation of water into water vapour.
Select the chemical changes from the following list of changes
Rotting of eggs.
Name the following.
The gaseous product of the chemical change which takes place during respiration in living organisms.
What type of energy changes is associated when ice melts?
Classify the following as physical or chemical properties
Metallic sodium is soft enough to be cut with a knife.
Fill in the blanks in the following statements using the words given in the box.
| rusted, colourful, substance, chemical, physical, reversible, iron oxide, object |
- Making sugar solution is a ______ change.
- A physical change is generally ______.
- Grinding of wheat grain changes its size. It is a ______ change.
- Iron benches kept in lawns and gardens get ______. It is a ______ change because a new ______ is formed.
