Advertisements
Advertisements
प्रश्न
Select the correct answer from the choice given below to complete the sentence
The energy required for completion of a physical change is ______________ when the change is reversed.
पर्याय
released
absorbed
Advertisements
उत्तर
The energy required for completion of a physical change is released when the change is reversed.
APPEARS IN
संबंधित प्रश्न
Classify the following as chemical or physical change:
Burning of paper and wood
Fill in the blank
change in which the substance can be brought back to its original state is called a ............... change.
Photosynthesis cannot take place at night.
Make a list of different types of changes with example.
Fill in the blank
Changes that occur in nature are called ______
Fill in the blank
Heat is ________ by a gas during the process of condensation.
Given reason:
Cutting of a cloth piece is a physical change, though it cannot be reversed.
Give a reason why rusting of iron is a chemical change but, the magnetization of iron is a physical change.
Select the chemical changes from the following list of changes
Glowing of an electric bulb.
Distinguish physical and chemical changes.
