Question

question 4 of 20 :
select the best answer for the question.

1. which phrase describes a scientific theory?

a. a proposed explanation that can be tested
b. a thoroughly tested and widely accepted explanation
c. an observation that leads to a question
d. a description of how elements of nature will behave under certain conditions
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Explanation:

• Option A describes a hypothesis (a proposed explanation to be tested), not a theory.
• Option B: A scientific theory is a well - tested, widely accepted explanation of natural phenomena, supported by extensive evidence.
• Option C describes the first step in the scientific method (making an observation and forming a question), not a theory.
• Option D describes a scientific law (a description of how nature behaves under certain conditions), not a theory.

Answer:

B. A thoroughly tested and widely accepted explanation