The properties that shows that the drink is a fluid includes:
1. She is able to drink the fluid with a straw. Fluid has capacity to flow. Since the drink can flow through the straw to get to the girl's mouth, then, the drink can be said to be a fluid.
2. The drink occupy a specific volume of the clear glass cup. We can easily see the volume occupied by the fluid through the clear glass cup. Since the drink occupies a particular volume in the clear glass cup, the drink is obviously as fluid
