How would a psychologist determine whether a child understands Piaget's concept of conservation?
What will be an ideal response?
Show two rows of objects, equal in number. Spread out one row and ask which row has more. A child who says they are the same understands conservation of number.
Show two containers of liquid, equal in size, shape, and amount of liquid. Pour liquid from one container into a wider container. A child who says both containers contain the same amount of liquid understands conservation of volume.
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When two- and three-year-old children realize that they have failed at a task in an experiment, they tend to do all of the following except
a. show "open" body postures b. show "closed" body postures c. express negative emotions by pouting or frowning d. equate failing at the task with failing to comply with the experimenter's instructions
You're visiting a friend in Florida for the week and are worried because a hurricane is moving
toward the state. The weather forecasters are predicting a 65% chance the storm will hit where you are staying. Using statistical terms, this prediction could also be called a A) chance analysis B) probability C) correlation D) event analysis