Advertisements
Advertisements
प्रश्न
What type of energy changes is associated when ice melts?
उत्तर
- Physical change
- Endothermic (heat energy is absorbed)
APPEARS IN
संबंधित प्रश्न
Classify the following as chemical or physical change:
Melting of butter in a pan
Write short answer.
Give two examples of periodic changes
Write short answer.
What are man-made changes ?
State four differences between physical and chemical changes.
State whether the following is physical or chemical changes.
glowing of a bulb -
State whether the following is physical or chemical changes.
respiration in living beings —
State whether the following is physical or chemical changes.
mixing oil with water —
Define a chemical change. Give two examples of the above changes.
Fill in the blank.
The reaction in which energy is evolved is called
Change is the law of nature and occurs in our everyday life, at all times and in all places. Differentiate between the following change with a suitable example.
Desirable and undesirable change.