Which of the Following Five Quantities Is NOT an Expression

question 53

Multiple Choice

Which of the following five quantities is NOT an expression for energy? Here m is a mass, g is the acceleration due to gravity, h and d are distances, F is a force, v is a speed, a is an acceleration, P is power, and t is time.

• A)mgh
• B)Fd
• C)1/2mv²
• D)ma
• E)Pt

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Definitions:

Brain Activity

The electrical and chemical processes occurring within the brain that enable thought, perception, and other neurological functions.

REM Sleep

A stage of sleep characterized by rapid eye movement, increased brain activity, and vivid dreams.

Nightmares

Disturbing dreams that can cause feelings of fear, terror, distress, or anxiety, often leading to awakening.

Anxiety

A sensation of apprehension, tension, or disquiet, frequently related to an upcoming occurrence or a situation with an unpredictable result.