A Rocket Ship Is Coasting Toward a Planet

question 37

Multiple Choice

A rocket ship is coasting toward a planet.Its captain wishes to know the value of g at the surface of the planet.This may be inferred by:

• A)measuring the apparent weight of one of the crew
• B)measuring the apparent weight of an object of known mass in the ship
• C)measuring the diameter of the planet
• D)measuring the density of the planet
• E)observing the ship's acceleration and correcting for the distance from the center of the planet

---

Definitions:

Insomnia

A condition that disrupts normal sleep patterns, making it hard to fall asleep, remain asleep, or achieve restful sleep.

Air Passages

The routes through which air travels in the body, including the nose, throat, and tubes leading to the lungs.

Alpha Rhythm

A pattern of brain wave activity characterized by 8 to 12 hertz frequencies, commonly observed in relaxed, wakeful states, especially in adults with closed eyes.

Theta Waves

Slow brain waves produced during the hypnagogic state.