Sugar dissolves in water and makes the glass look clear. Oil does not mix; it floats on the surface. This shows that some substances dissolve in water, while others do not.
Class 5 EVS Our Wondrous World Unit 1: Life Around Us All Question Answer
Class 5 Our Wondrous World Chapter 2 Journey of a River NCERT solutions
When sugar is stirred into water, it dissolves completely and the water remains clear. But when cooking oil is stirred into water, it separates and floats. This shows that water can dissolve some substances, like sugar and salt, while others, like oil and plastic, do not dissolve. This property of water is important in understanding pollution and how different materials behave in water bodies.
For more NCERT Solutions for Class 5 EVS Our Wondrous World – The World Around Us Unit 1: Life Around Us – Chapter 2: Journey of a River Extra Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-5/evs/