What Do Current Observations Indicate About the Amount of Baryonic

question 7

Multiple Choice

What do current observations indicate about the amount of baryonic matter and dark matter in the universe?

• A)The total amount detected is sufficient to overcome the expansion of the universe.
• B)The total amount detected implies that the universe is closed.
• C)The amounts of the two kinds of matter are roughly equal.
• D)The total amount detected implies that the universe is open.

---

Definitions:

Hard Drive

A data storage device used in computers to store digital information using magnetic storage techniques.

RAM

A form of computer memory that can be read and changed in any order, typically used to store working data and machine code.

Mechanical Hard Disk Drive

A storage device that uses spinning disks to read and write data magnetically.

Platter

A thin, round, metallic storage plate stacked onto the hard drive spindle.