All of the Following Are Examples of Primary Data Except

question 8

Multiple Choice

All of the following are examples of primary data except:

• A)Observation data of drug corners
• B)Focus group data
• C)Video surveillance tapes
• D)Geographic data of student pathways to school

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Definitions:

Physical Change

A physical change is a change in a substance that does not involve a change in its chemical composition, such as melting, freezing, or cutting.

Specific Heat

The amount of heat per unit mass required to raise the temperature of a substance by one degree Celsius.

Specific Heats

The amount of heat per unit mass required to raise the temperature of a substance by one degree Celsius, a physical property that varies among different substances.

Copper, Aluminum

Copper is a reddish metal with high electrical and thermal conductivity, while aluminum is a silvery-white, soft, non-magnetic metal, both widely used in various applications.