Question

Which description applies to a physical property? Choose the correct answer

O depends directly on the amount of the substance present
O examines changes in the composition and structure of matter
O measured or observed without changing the identity and composition of matter
O determined by changing the identity of a substance and observing how it reacts

Answer 1

the third one, measured or observed without changing the identity and composition of matter. because physical property does not under go any change but can be put back.