Concepts Are Variables That Have Been Operationalized

question 15

True/False

Concepts are variables that have been operationalized.

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Definitions:

Charles Darwin

The 19th-century naturalist who proposed the theory of evolution by natural selection, revolutionizing our understanding of life on Earth.

Geologists

Scientists who study the Earth, its materials, and the processes by which it is formed and changed, providing insights into the planet's history.

James Hutton

James Hutton is known as the father of modern geology for his work in the late 18th century that introduced the concept of deep time and the principle that the earth is shaped by ongoing processes.

Charles Lyell

A 19th-century geologist known for his contributions to the principles of geology and the concept that the Earth was shaped by slow-moving forces still in operation today.