Chemistry Fundamentals Quiz

A tentative explanation for a set of observations (correct)

A proven explanation for a set of observations

A law that states a relationship between phenomena

A theory that explains a body of facts

Moving past one another freely

Separated by large distances compared to the size of the molecules

Held close together in an orderly fashion with little freedom of motion (correct)

Close together but not held rigidly in position

A change that always alters the composition of a substance

A change that creates a new substance

A change that only occurs in gases

A change that does not alter the composition or identity of a substance (correct)

<p>A unifying principle that explains a body of facts</p> Signup and view all the answers

<p>A concise statement of a relationship between phenomena that is always the same under the same conditions</p> Signup and view all the answers