The Moon's Angular Diameter in Our Sky Is Measured to Be

question 40

Multiple Choice

The Moon's angular diameter in our sky is measured to be 0.5 $\degree$ .From this,we can find

• A) the mass density of the Moon if we know its distance from the Earth.
• B) diameter of the Moon if we know the Moon's distance.
• C) diameter of the Moon with no other information about the Moon.
• D) distance to the Moon with no other information about the Moon.

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Definitions:

Grimace

A facial expression often involving the wrinkling of the forehead and nose, and tightening of the jaws, indicating discomfort, disapproval, or pain.

Fear

An emotional response to perceived threats or danger, often triggering a fight or flight response.

James-Lange Theory

A theory of emotion that suggests emotions arise from physiological reactions to events, rather than causing those reactions.

Physiological Arousal

The body's response to a stimulus, involving increased activity in various systems, such as heart rate and adrenaline production.