Scientists Make Predictions About the Likelihood That Certain Events Will

question 36

Multiple Choice

Scientists make predictions about the likelihood that certain events will occur.When a scientist makes a prediction capable of being empirically tested,we say that he or she has formulated a(n) :

• A) operational definition.
• B) hypothesis.
• C) explanation.
• D) theory.

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Definitions:

Comets

Celestial bodies orbiting the sun, typically characterized by a nucleus of ice and dust and, when near the sun, a visible coma or tail.

Orbit

The curved path of a celestial object or spacecraft around a star, planet, or moon, under the influence of gravitational forces.

Pronoun

A word used to replace a noun or noun phrase, often to avoid repetition.

Committee

A group of people appointed or elected to perform a specified service or function.