When Most of Us Used to Tune in Our TV

question 53

Multiple Choice

When most of us used to tune in our TV sets,we got a system of varying signal amplitude and frequency that represents picture and sound elements.This system is called ________ TV.

• A) interactive
• B) personalized
• C) Internet
• D) analog

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Definitions:

Conservation

The cognitive ability to understand that certain properties of objects, such as volume or mass, remain the same even when their outward appearance changes.

Object Permanence

The understanding that objects continue to exist even when they cannot be seen, heard, or touched, which develops in infancy.

Operations

In cognitive psychology, it refers to mental actions that allow individuals to mentally manipulate objects and solve problems.

Count

To determine the total number of items in a set by listing them one by one.