Electrical conductivity is an example of what property

Electrical conductivity is an example of a physical property of a substance. Electrical conductivity is a material's ability to conduct electricity.

A physical property is  one that can be measured or observed without changing the composition or identity of the substance. Physical properties can be used to describe matter. Other examples of such include:

1. Color - hue of an object as perceived by humans.

2. Density - Mass per unit volume of a substance.

3. Melting point - temperature where a solid changes to liquid.

answer: oof wait

explanation:

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.