When a stone is dropped into water, the level of the water will rise. This change in water level demonstrates the property of displacement, which is a key concept in physics.
The stone displaces an amount of water equal to its own volume, causing the water level to increase. This phenomenon is explained by Archimedes' principle, which states that the buoyant force acting on an object submerged in a fluid is equal to the weight of the fluid displaced by the object. Therefore, when the stone is dropped into the water, it displaces a volume of water, leading to a rise in the water level proportional to the volume of the stone. This simple yet fundamental experiment illustrates the principle of displacement and the interplay between an object's volume and the volume of the fluid it is placed in.