What Is Astrometry

question 11

Multiple Choice

What is astrometry?

• A)measuring distances to stars
• B)searching for planets around stars
• C)measuring the positions of stars on the sky
• D)measuring the velocities of stars via the Doppler effect
• E)using metric units for distance (e.g.meters rather than light years)

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Definitions:

Personal Preferences

Individual likes, dislikes, or choices based on one's tastes or opinions.

Hygienic Practices

Actions and behaviors aimed at maintaining cleanliness and promoting health to prevent disease spread, such as handwashing.

Bad Breath

An unpleasant odor emanating from the mouth, often caused by bacterial activity or certain foods.

Halitosis

A medical term for bad breath, often caused by poor dental hygiene, dietary choices, or health conditions.