Vector $\vec { A }$ Has Magnitude 2 Units and Is Directed to the North

question 52

Multiple Choice

Vector $\vec { A }$ has magnitude 2 units and is directed to the north. Vector $\overrightarrow { \mathbf { B } }$ has magnitude $5 \text { units }$ and is directed to the south. Calculate the magnitude and direction of $\overrightarrow { \mathbf { A } } - \overrightarrow { \mathbf { B } }$ .

• A) 7 units, north
• B) 7 units, south
• C) 3 units, north
• D) 3 units, south

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Definitions:

Slow-Wave Sleep

A deep stage of sleep characterized by low frequency, high amplitude brain waves, essential for physical and mental restoration.

Sleep Deprivation

A condition resulting from insufficient sleep, which can affect cognitive and physical performance.

Sleep Deprivation

A condition resulting from inadequate quantity or quality of sleep, leading to physical and mental health issues.

Total Sleep Requirement

The total amount of sleep needed by an individual to function optimally during waking hours, varying by age and individual needs.