Advertisements
Advertisements
प्रश्न
Picture based question
Observe the picture and list down the changes that are accompanied in the picture.
- ______.
- ______.
- ______.
Advertisements
उत्तर
- Physical change
- Chemical change
- Exothermic
APPEARS IN
संबंधित प्रश्न
What do you observe when :
a spoon of sugar is heated in a pan
State whether the following is physical or chemical changes.
Melting of wax —
Tick (√) the correct alternative from the choice given for the following statement
Burning is a
True or false?
During a physical change energy is either given out or absorbed by the system.
Fill in the blank
An earthquake is a _______ change.
What role does energy play in initiating a chemical change ?
Distinguish between the following.
Periodic change and non-periodic change
Under which different types can the following changes be classified?
Stretching of a spring.
Fill in the blanks with the appropriate words of the statement given below:
Chemical changes may involve exchange of energy in the form of __________ and _________.
Fill in the blank with the correct word of the statement given below:
Ammonium chloride, a sublimable solid undergoes _________ on heating.
