Question

II. Read the passage and answer the following It was Payal’s birthday. Her brother Rohan was helping her to decorate the house for the birthday party and their parents were busy making other arrangements. Following were the activities going on at Payal’s home. 1) Rohan blew balloons and put them on the wall. 2) Some of the balloons got burst. 3) Payal cut colourful strips of paper to decorate the wall. 4) Her father made dough balls. 5) Mother rolled the dough balls to make puries . 6) Mother heated oil in a pan. 7) Father fried the puries in hot oil. Sort out the above activities into Group – 1 (changes that can be reversed) and Group – 2 (changes which cannot be reversed) Group – 1 ____________________________________________________________ _____________________________________________________________ Group – 2 _____________________________________________________________ ______________________________________________________________

Answer 1

Answer:

Group 1(reversible):Rohan blew balloons and put them on the wall, her father made dough balls, mother heated oil pan

Group 2(irreversible):Some of the balloons got burst, Payal cut colorful strips of paper to decorate the wall, mother rolled the dough balls to make puries, father fried puries in hot oil.

Explanation:

The tasks that are there in the group one tells the reversible changes. Reversible changes are the changes that can be again formed into the original substance. Irreversible changes are the just opposite changes of the reversible changes. Hope you understand.