1.   Generally, different theories are used to explain widely different phenomena, from the forces in the atom to gravity.

2.   Participation in one set of activities was often used to explain poor performance in other activities.

3.   Secondly, children should develop a new appreciation of how traits can be used to explain behaviour.

4.   The cycle of modification starting from one agreed baseline and ending at another agreed baseline will be used to explain the operation of DCs.

5.   This article seeks to contribute to this pool of research by suggesting a teaching method which can be used to explain the concepts of cohesion and narrative structure.

6.   Bill McBride pulls a white sheet of paper toward him and draws the kind of curve a teacher might use to explain grading.

7.   All are used to explain the apparently surprising popularity of these books.

8.   It has been used to explain charismatic leadership.

9.   It would be, I think, entirely suitable for a parent to use in explaining to a child where babies come from.