Suppose We Look at a Photograph of Many Galaxies

question 3

Multiple Choice

Suppose we look at a photograph of many galaxies.Assuming that all galaxies formed at about the same time,which galaxy in the picture is the youngest?

• A)the one that is farthest away
• B)the one that is reddest in color
• C)the one that is bluest in color
• D)the one that is closest to us
• E)the one that appears smallest in size

---

Definitions:

Medicare

A federal program in the United States that provides health insurance to people over the age of 65 and to certain younger people with disabilities.

Federal Emergency Management Agency

A U.S. government agency tasked with responding to, planning for, and mitigating disasters, both natural and man-made.

Hurricane Katrina

A devastating Category 5 hurricane that struck the Gulf Coast of the United States in 2005, causing widespread destruction and loss of life.