Question

they checked the density of these materials without changing them. therefore, density is a __________ property. chemical physical rewatch

Explanation:

A physical property can be observed or measured without changing the substance's composition. Since density was checked without changing the materials, it's a physical property. A chemical property involves a change in the substance's chemical makeup, which isn't the case here. "Rewatch" is not relevant to property classification.

Answer:

physical