From a Physicist's Point of View, in Which of the Following

question 36

Multiple Choice

From a physicist's point of view, in which of the following cases has significant work been done?

• A) You try to pull your car out of ditch, but it doesn't budge.
• B) Your brother throws his dirty clothes on the floor.
• C) Your mother holds a sleeping baby.
• D) You review for a test by imagining the questions.
• E) Your father tries unsuccessfully to open a jar.

---

Definitions:

Stage 2 Sleep

A phase of sleep characterized by specific brain wave patterns including sleep spindles and K-complexes, representing a deeper sleep than stage 1.

EEG Activity

The recording of electrical activity along the scalp produced by the firing of neurons within the brain, typically referred to as electroencephalography.

Deep Sleep

A stage of sleep characterized by slow brain waves, reduced heart rate, and low body temperature, which is crucial for restorative sleep and health.

REM Sleep

A unique phase of sleep characterized by rapid movement of the eyes, low muscle tone throughout the body, and the propensity of the sleeper to dream vividly.