Natasha Mehta Solutions for Exercise 7: DISCUSS

Author:Natasha Mehta

Natasha Mehta Science Solutions for Exercise - Natasha Mehta Solutions for Exercise 7: DISCUSS

Attempt the free practice questions from Exercise 7: DISCUSS with hints and solutions to strengthen your understanding. Sciwise - A coursebook of Science solutions are prepared by Experienced Embibe Experts.

Questions from Natasha Mehta Solutions for Exercise 7: DISCUSS with Hints & Solutions

HARD
6th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Changes Around Us>DISCUSS>Q 1

Ramesh had a cement bag which got wet in rain at night. The next day, he kept that bag in the sunlight to dry. Do you think the change which occurred in the cement could be reversed? 

MEDIUM
6th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Changes Around Us>DISCUSS>Q 2

Dissolving sugar or salt in water is considered as a physical and reversible change. Salt or sugar when dissolved, completely disappear in water to make a solution. Then, how is it possible to get salt or sugar back from the solution?