1. Movement:
~held together by very strong forces of
attraction.
~unable to move about freely.
~vibrate about their fixed positions.
Arrangement:
~packed very closely together.
~fixed, regular pattern.

2. Movement:
~held together by strong forces of
attraction.
~able to slide past one another.
Arrangement:
~packed very closely together.
~no fixed, regular pattern.

3. Movement:
~held together by weak forces of
attraction.
~able to move about freely over long
distances.
Arrangement:
~packed closely together.
~no fixed,regular pattern.