An Experimenter Shows a Child Two Clay "Sausages" That Are

question 121

Multiple Choice

An experimenter shows a child two clay "sausages" that are identical in size and shape and then allows the child to watch as she rolls one of the clay sausages into a longer, thinner sausage. The experimenter then asks the child whether the two clay sausages still contain the same amount of clay. A child in Piaget's preoperational stage would be MOST likely to say:

• A) "Yes, they have the same amount of clay."
• B) "No, the longer sausage has more clay than the shorter sausage."
• C) "No, the shorter sausage has more clay than the longer sausage."
• D) "Wait, I don't understand. How did you make that sausage bigger?"

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Definitions:

Perfectly Competitive Firm

A business operating in a market where no single firm can influence the market price or market conditions, facing many competitors and selling identical products.

Long Run

A period sufficient for all inputs to production, including capital, to be varied.

Long Run

A period of time sufficient for all markets to adjust to changes, including the reallocation of resources and entrance or exit of firms in an industry.

Perfectly Competitive Industries

Markets where no single buyer or seller has the power to influence prices, and where products are homogeneous and information is freely available.