In piaget's theory, when a child demonstrates conservation, he or she:

When a child demonstrates conservation in Piaget’s theory he or she is likely to recognize two equal quantities by which they are to remain equal even if one of the appearance of the quantity has changed as long as there is no addition or subtraction in the quantity.

the earthquake in haiti was a magnitude of 7.0 according to the u.s geological survey yet the smaller earthquake in haiti killed more than 200,000 and left more than 1.2 million people homeless. the chile earthquake was a magnitude of 8.8 and 500 times more stronger but chile's earthquake only injured 712 people.