The Two Stars near One Another on the Sky,MizarA,are Shown

question 64

Multiple Choice

The two stars near one another on the sky,MizarA,are shown.Positions of one member areshown relative to the other star at different times.From plots like this one,astronomers concude that ...

• A) the stars are in an elliptical orbit around one another
• B) the mass of the pair can be estimated
• C) one star is passing by the other never to return
• D) both A and B

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Definitions:

Child Care Responsibilities

Duties related to the direct care, education, and well-being of children, typically assumed by parents, guardians, or caregivers.

Surrogate Grandparenting

The role assumed by an individual who provides the emotional closeness and support typically associated with grandparents, though they are not biologically related to the grandchildren.

Grandparents

The parents of one's parents, often involved in caregiving, support, and cultural transmission within the family.

Regular Care

Ongoing, consistent attention and services provided to maintain health or manage a condition, often in a healthcare or caregiving context.