PHYSICS PROBLEM SOLVING

CLA^1 IM ACKNOW LEDGE

2

SUPPORT

3

CLARIFICATION^4 WARRANT

5

CLAAL^6 T IM

CLARIFICATION^7

SUPPORT

8

SUMMA^8 RIZE

Figure D-2. Group 2B P^ rototype Episode.

The branch at the end of Group 2B’s prototype indicates they occassionally summarize
their ideas, but just as frequently merely voice support for the Alternate Claim and its subsequent
clarification.