What Is One of the Differences Between Cepheids and RR

question 37

Multiple Choice

What is one of the differences between Cepheids and RR Lyrae variables?

• A) Cepheids are giants, but RR Lyrae stars are still on the main sequence.
• B) The pulsations of RR Lyrae stars are much less regular than those of Cepheids.
• C) The RR Lyrae stars have much shorter periods than Cepheids.
• D) The period- luminosity relation holds only for RR Lyrae stars.
• E) All Cepheids have the same brightness, but RR Lyrae stars vary greatly in luminosity.

---

Definitions:

Cutters

Individuals who engage in self-harm through cutting their skin as a coping mechanism, often in response to emotional pain.

Internet Utilization

Refers to the way individuals and organizations employ the internet to carry out activities, access information, and communicate.

Suicide Attempters

Individuals who have made an attempt to take their own lives.

Suicide Committers

Individuals who have successfully ended their own life through suicide.