An Object Rests on an Inclined Surface

question 22

Multiple Choice

An object rests on an inclined surface. If the inclination of the surface is made steeper, what does the normal force on the object do?

• A) increase
• B) decrease
• C) stays the same
• D) The normal force is zero N.
• E) Cannot be determined without additional information.

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Definitions:

Hydrochloric Acid

A highly corrosive, strong mineral acid with many industrial uses, but within the stomach, it aids in digestion and kills bacteria.

Biuret Reagent

A chemical solution used to test for the presence of proteins, by turning purple in their presence.

Protein Digestion

The process by which proteins are broken down into simpler forms, like amino acids, through enzymatic action in the digestive system.

Optimal Temperature

The temperature at which a particular enzymatic or physiological process occurs at its fastest rate.