All Except One of the Following Require the Application of a Net

question 18

Multiple Choice

All except one of the following require the application of a net force. Which one is the exception?

• A) Changing an object from a state of rest to a state of motion
• B) Changing an object's speed without changing its direction of motion
• C) Maintaining an object in motion at a constant velocity
• D) Maintaining an object in uniform circular motion
• E) Changing an object's direction of motion without changing its speed

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Definitions:

Barbiturates

A class of drugs that act as central nervous system depressants, used as sedatives or sleeping pills but can be addictive.

Amphetamines

Amphetamines are a class of stimulant drugs that increase central nervous system activity, leading to heightened alertness, attention, and energy.

Barbiturates

A class of drugs that are used as sedatives and hypnotics, they can be highly addictive and have been largely replaced by safer alternatives.

Opiates

Opium and its derivatives, such as morphine and heroin; they depress neural activity, temporarily lessening pain and anxiety.