Which of These Variable Stars Would Be Classified as an RR

question 111

Multiple Choice

Which of these variable stars would be classified as an RR Lyrae?

• A) a K giant with a period of 14 days
• B) a pulsar with a period of 0.14 seconds
• C) a B supergiant with a period of 0.14 days
• D) an F giant with a period of 14 hours
• E) an M giant with a period of 140 days

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Definitions:

Sexual Health Issues

Problems related to sexual function, reproductive health, and sexually transmitted infections, as well as the promotion of healthy sexual relationships.

Chlamydia

A common sexually transmitted infection (STI) caused by the bacterium Chlamydia trachomatis, which can lead to severe reproductive and other health problems if untreated.

Spermicide

A substance used to kill sperm, utilized as a form of contraceptive.

Bloodborne Exchange

An exchange or transfer of blood or its components, often referring to the transmission of diseases through contact with infected blood.