To Stop Baby Rudy from Repeatedly Reaching for a Sharp

question 213

Multiple Choice

To stop baby Rudy from repeatedly reaching for a sharp knife on the kitchen table,Rudy's mother put it in a cabinet and closed the door."Out of sight,out of mind," she thought,and it worked.Rudy's mother capitalized on his lack of:

• A) conservation.
• B) egocentric thought.
• C) object permanence.
• D) reversibility.

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Definitions:

Magma

The hot fluid or semi-fluid material beneath the Earth's crust from which lava and other igneous rock is formed by cooling.

Large Crystals

Mineral crystals that have grown to a visibly significant size, often indicating slow cooling from a molten state.

Glassy Texture

The characteristic appearance of certain rocks and minerals that exhibit a glass-like, smooth, and shiny surface, often resulting from rapid cooling of molten material.

Volcanic Ash

Fine particles of pulverized rock ejected from a volcano during an eruption, can cause damage to aircraft and affect climate.