Which of the Following Statements Gives an Important Reason for the Large

question 94

Multiple Choice

Which of the following statements gives an important reason for the large daily temperature range over deserts?

• A)Free convection cells are unable to form above the hot desert ground.
• B)Dry air is a very poor heat conductor.
• C)There is little water vapour in the air to absorb and re-radiate infrared radiation.
• D)The light coloured sand radiates heat very rapidly at night.

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Definitions:

DNA

Deoxyribonucleic acid, a molecule that carries the genetic instructions used in the growth, development, functioning, and reproduction of all known living organisms and many viruses.

Scaffold

A framework that offers children temporary support as they develop higher levels of thinking.

Schema

A mental structure of preconceived ideas, a framework representing some aspect of the world, or a system of organizing and perceiving new information.

Critical Period

A specific time in development during which the presence or absence of certain experiences has a profound influence on the formation of abilities or characteristics.