Advertisements
Advertisements
प्रश्न
State whether the following is physical or chemical changes.
growing of a piglet into a pig —
Advertisements
उत्तर
chemical change,
APPEARS IN
संबंधित प्रश्न
Tick the most appropriate answer.
4. Chemical changes involve
- change in shape.
- change in size.
- change in molecular composition.
- none of these
Write short answer.
What are man-made changes ?
Classify the following changes as physical or chemical:- photosynthesis in plants
Name a chemical change which takes place in presence of:
State whether the following is physical or chemical changes.
water cycle in nature —
Classify the following as physical or chemical changes :
Breaking of a glass tumbler
Which of the following are chemical changes ?
- decaying of wood
- burning of wood
- sawing of wood
- hammering of nail into wood
Classify the following as a physical or a chemical change.
Boiling of water
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
Drying of a fruit
