If a Galaxy Has a Recessional Velocity of 880 Km/s,what

question 41

Multiple Choice

If a galaxy has a recessional velocity of 880 km/s,what is its distance if the Hubble constant is 72 km/s/Mpc?

• A) 12 Mpc
• B) 27 Mpc
• C) 123 Mpc
• D) 2,700 Mpc

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Definitions:

Default Join

The implicit join that occurs between tables in a database query when no specific join type is specified.

Indexed

A database feature that improves the speed of data retrieval operations by creating a data structure that allows for fast searches of a particular column or columns.

Sort

The operation of arranging data in a specific order, usually ascending or descending.

Datasheet View

A way to view data in a database table or query in a row-and-column format, similar to a spreadsheet.