मराठी

Can we reverse the following change? If yes, suggest the name of the method. Water into water vapour

Advertisements
Advertisements

प्रश्न

Can we reverse the following change? If yes, suggest the name of the method.

Water into water vapour

एका वाक्यात उत्तर
Advertisements

उत्तर

Yes, by condensation water vapour can be converted to water.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 6: Changes Around Us - Short Answer Questions [पृष्ठ ३४]

APPEARS IN

एनसीईआरटी एक्झांप्लर Science Exemplar [English] Class 6
पाठ 6 Changes Around Us
Short Answer Questions | Q 11. (a) | पृष्ठ ३४

संबंधित प्रश्‍न

Chemical reactions are example for


Circle the odd one.


Analogy

Dissolution of glucose : reversible change :: Digestion of food: ___________ change


Which is reversible change?


Water changes into ice on cooling is an example of ______.


Touch me not plant: ______:: digestion of food: Irreversible change.


While lighting a candle, Paheli observed the following changes.

  1. Wax was melting
  2. Candle was burning
  3. Size of the candle was reducing
  4. Melted wax was getting solidified.

Of the above, the changes that can be reversed are


Paheli mixed flour and water and

  1. made a dough,
  2. rolled the dough to make a chapati,
  3. baked the chapati on a pan,
  4. dried the chapati and ground it in a grinder to make powder.

Identify the changes (i) to (iv) as the changes that can be reversed or that cannot be reversed.


lt was Paheli’s birthday, her brother Simba was helping her to decorate the house for the birthday party and their parents were also busy making other arrangements. Following were the activities going on at Paheli’s home:

  1. Simba blew balloons and put them on the wall.
  2. Some of the balloons got burst.
  3. Paheli cut colourful strips of paper and put them on the wall with the help of tape.
  4. She also made some flowers by origami (paper folding) to decorate the house.
  5. Her father made dough balls.
    Mother rolled the dough balls to make puries.
  6. Mother heated oil in a pan.
  7. Father fried the puries in hot oil.

Identify the activities at Paheli’s home as those that can be reversed and those which cannot be reversed.


Choose the odd one out. Give a reason for your choice.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×