How Would Astronomers Measure the Velocity of the Star Shown

question 17

Multiple Choice

How would astronomers measure the velocity of the star shown in the figure below?

• A) through its spectrum
• B) through a transit
• C) through its angular velocity across the sky
• D) through its brightening or dimming with time

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Definitions:

Canalization

The genetic and environmental process by which the development of an organism is directed toward a predetermined phenotype, regardless of minor environmental or genetic variations.

Myelinated Neurons

Nerve cells that have been covered with a myelin sheath, which increases the speed at which electrical impulses are conducted.

Connections

Relationships or associations between people, places, or things, often implying a network of interactions.

Neurons

Specialized nerve cells that convey information via electrical and chemical signals in the nervous system.