Question

question 21 of 28
the practice of science can answer only scientific questions. and scientific
questions guide the design of investigations. what must be true of the
possible answers to a scientific question?

a. they are at odds with established scientific theories.
b. they support an established scientific theory.
c. they could be shown to be false by evidence.
d. they do not require the use of physical measurements.

Explanation:

Scientific answers must be testable. This means they can be shown to be false (falsifiable) through evidence. Option A is incorrect as new answers don't have to oppose theories. Option B is wrong because answers can challenge theories. Option D is incorrect as physical measurements are often used in science.

Answer:

C. They could be shown to be false by evidence.