Why are different stars overhead at 10:00 pm on a given night than two hours later at midnight? Why are different stars overhead at midnight on June 1 than at midnight on December 1?

Because the world turns

Explanation:

Ever hour the earth tilts more on it's access. When you spin around the room you don't see the same thing, it's the same with the earth.

for e2020. the answer would be some directions from the mountain range so we can find mt. whitney. to locate which direction is north, you should use a   compass. this would not only find mt. whitney, but also becuase of this long paragraph you would get points because it's not like anyone actually reads your work becuase once they read the first sentence it sounds dumb enough to not read becuase i'm not good at answering this but the answer is compass for your benefit.

for e2020 ; -;