Which One of the Methods Below Enables Astronomers to Measure

question 120

Multiple Choice

Which one of the methods below enables astronomers to measure the distance of a star near the Sun in our galaxy

• A)sound echoes knowing the speed of sound and time
• B)parallax using Earth's orbit
• C)human binocular vision
• D)Balmer series
• E)none of the above

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Definitions:

Young Adulthood

A life stage between adolescence and full-fledged adulthood, typically considered to range from ages 20 to 40, marked by the pursuit of career, relationships, and independence.

Independent

Free from external control or influence; capable of thinking or acting for oneself.

Dizygotic Twins

Also known as fraternal twins, these are siblings born from two separate eggs fertilized by two separate sperm, sharing about 50% of their DNA, making them genetically similar to typical siblings.

Monozygotic

Referring to twins that originate from a single fertilized egg, resulting in individuals that are genetically identical.