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प्रश्न
Write true or false
Melting of ice is a physical change.
पर्याय
True
False
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उत्तर
True
APPEARS IN
संबंधित प्रश्न
Classify the following as chemical or physical change:
Burning of paper and wood
Write short answer.
Name two reversible changes.
Classify the following changes as physical or chemical:- melting of a solid (wax)
Sublimation is classified as a physical change. Why ?
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.
Classify the following as a physical or a chemical change.
Drying of wet clothes
Fill in the blank with the appropriate word of the statement given below:
Germination of seeds is considered a __________ change.
Name the following.
The gaseous product of the chemical change which takes place during respiration in living organisms.
Analogy:
Melting of ice: Physical change.
Popping of popcorn: ______.
Adding sugar to milk is a physical change.
