Advertisements
Advertisements
प्रश्न
Give one example of change which occurs on cooling but can be reversed.
Advertisements
उत्तर
Formation of ice from water is reversible.
APPEARS IN
संबंधित प्रश्न
Short Answer Type Question:
What happens when sugar is heated?
A stretched rubber band comes back to normal shape. It is an example for ________.
When a candle is lit the following changes are observed.
- Wax melts.
- Candle keeps burning.
- The size of the candle decreases.
- The molten wax solidifies
- Which of the changes can be reversed? Justify your answer
Rusting of iron is a reversible change.
An iron ring is heated. Which of the following statement about it is incorrect?
Look at the figure which shows three situations.
Which of these shows a reversible change and why?
Can we reverse the following change? If yes, suggest the name of the method.
Ice into water
A potter working on his wheel shaped a lump of clay into a pot. He then baked the pot in an oven. Do these two acts lead to the same kind of changes or different? Give your opinion and justify your answer.
Circle the odd one out. Give a reason for your choice.
Select the odd one out. Give reason for your the choice
