3. Which of these statements best describes physical properties? 1 point

Physical properties behave identically for all matter under the same conditions.

Physical properties can be observed without changing the identity of a substance.

Physical properties are observed by seeing how a substance reacts with other

substances.

Physical properties cause atoms and molecules to change structure when substances

are mixed

Physical properties can be observed without changing the identity of a substance.

Explanation:

The physical properties may be defined as the properties which can be measured. It refers to the measurable value of the object which describes the state of the physical system.

These properties can be observed, hence they are also known as observable properties. They are not modal properties.

Any change in the physical properties describes the changes between the momentary states. It can be observed without changing the identity of the object.

- "schenck v. united states, case in which the u.s. supreme court ruled on march 3, 1919, that the freedom of speech protection afforded in the u.s. constitution's first amendment could be restricted if the words spoken or printed represented to society a “clear and present danger.” "

- speech aimed to potentially create danger could be banned.

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