Which is smallest?

A) a galaxy
B) a local group
C) a Supercluster
D) the observable universe


Answer: A

Physics & Space Science

You might also like to view...

The emergency blankets in some first-aid kits consist of very thin Mylar that has been coated with aluminum to make it shiny. How can such thin plastic be a blanket? Which mechanism of a person’s heat loss is most effectively suppressed by the blanket?

A. Conduction B. Convection C. Radiation

Physics & Space Science

If the ________ is good, the atmosphere is stable, and image quality is sharp

Fill in the blank(s) with correct word

Physics & Space Science

Power: A battery is rated such that it provides 1.0 mW of power at 9.0 V when fully charged. How much current can it deliver?

A. 0.11 mA B. 81 kA C. 0.33 mA D. 9.0 kA

Physics & Space Science

According to Newton's second law, the angular acceleration experienced by an object is directly proportional to:

a. its moment of inertia. b. the net applied torque. c. the object's size. d. choices a and b above which are both valid.

Physics & Space Science