'Pressure' is (force) / (area).
The only choice with those units is #1 .
-I believe the star gives off energy-, With<span> most </span>stars<span>, like our sun, hydrogen </span>is<span> being converted into Helium, a process which gives </span>off<span> energy that heats the </span>star<span>.</span>
The answer is Maria or Lunar mare because they are both made of basalt. Hope this helps.
We have
. So,
.
. So
.
Thus we can convert the units of the given quantity.
That is,
.
The quantity is converted to the required units.