need to consider what is inside each glass.
When an object is placed into water, it takes up space. The more space the object occupies, the less actual water can fit inside the glass.
This is an example of a basic principle of physics known as displacement.
What Happens When an Object Enters Water?
When you place an object into a glass of water, the object pushes some of the water out of the space it occupies.
Imagine two identical glasses filled to the same level.
One contains a small
