You Observe a Variable Star and Find Its Period to Be

question 18

Multiple Choice

You observe a variable star and find its period to be about 6 days and its M _V to be -3.4. Which object best describes the system or type of system you are observing using the above graph?

• A) RR Lyrae
• B) Type II Cepheids
• C) Type I Cepheids
• D) Delta Cephei

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Definitions:

Duty of Care

A legal obligation imposed on an individual requiring adherence to a standard of reasonable care while performing acts that could harm others.

Monetary Damages

Financial compensation awarded in court to indemnify harm or loss suffered by an individual or entity.

Negligence Per Se

A legal doctrine where an act is considered negligent because it violates a statute or regulation that is designed to protect the public.

Sunday Closing Law

Laws designed to restrict or ban commercial activities on Sundays, historically rooted in religious observance and resting practices.