According to the Scientific Method, All Knowledge Should Be​

question 30

Multiple Choice

According to the scientific method, all knowledge should be​

• A) ​provisional.
• B) ​subject to refutation.
• C) ​based on evidence supported by objective observations.
• D) ​All of the above

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Definitions:

Pitch Angle

The angle between the helix of a thread or gear on a cylindrical shaft and an imaginary line perpendicular to the shaft's axis.

Pitch Cone

The imaginary cone that defines the pitch surface of conical gears or screw threads, where the common vertex of the gear teeth or threads would converge.

Cone Angle

The angle formed between the outer surfaces of a cone, measured at its widest part.

Bevel Gears

Gears designed with angled teeth so they can transmit motion between intersecting shafts, typically at a right angle.