All of the Following Are Problems Faced by LDCs, Except

question 31

Multiple Choice

All of the following are problems faced by LDCs, except __________.

• A)funds needed for development must be consumed
• B)over one-third of the population is dependent children
• C)the percentage of dependent elderly is large and rapidly growing
• D)the labor force is growing faster than available jobs

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Definitions:

Heat of Vaporization

The amount of energy required to turn a liquid into a gas at its boiling point.

Heat of Fusion

The amount of energy required to change a substance from the solid phase to the liquid phase at its melting point without changing its temperature.

Phase Graph

A graphical representation showing the various phases (solid, liquid, gas) of a substance as a function of temperature and pressure.

Specific Heat Capacity

A physical property that describes the amount of heat energy required to raise the temperature of a substance by one degree Celsius (or one Kelvin).