Multiple Choice
Ms. Keller is performing an experiment with her class. She pours water from a short wide glass into a tall thin glass. She asks the class which glass has more water. Everyone answers that it is the same amount of water. The children have mastered the concept of:
A) centering
B) conservation
C) evaporation
D) mental imaging
Correct Answer:

Verified
Correct Answer:
Verified
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