If glass cannot be physically pieced together then the control and question glass are best compared as to their:

Question

Quizplus · Accepted Answer

The comparison between control and question glass cannot be based on weight, density or color as these physical properties do not provide any information about the nature of the glass. Refractive index, on the other hand, is a characteristic property of glass that can be used to identify and compare different types. The fact that glass cannot be physically pieced together means that its refractive index is an important parameter for comparison, which makes option C the most suitable choice.

If Glass Cannot Be Physically Pieced Together Then the Control