• Take a 100 mL beaker.
• Fill half the beaker with water and mark the level of water.
• Dissolve some salt/ sugar with the help of a glass rod.
• Observe any change in water level.
• What do you think has happened to the salt?
• Where does it disappear?
• Does the level of water change?
NCERT Class 9th Science Ch 1 Matter in Our Surroundings