What is happening in the brain, because people are so rude?

Abar magnet cut in half will form a total ofpoles.a)fourb)eightc)two

Two cannon balls weighing 18 kg and 24 kg are chained together and fired horizontally with a velocity of 165 m/s from the top of a 21-m wall. the chain breaks during the flight of the cannonballs and the 18-kg cannonball strikes the ground at t = 1.5 s, at a distance of 240 m from the foot of the wall, and 7 m to the right of the line of fire. determine the position of the other cannonball at that instant. neglect the resistance of the air.

Hi , i am new here can anyone me out with this question why is space black after having so many shining objects like sun , moon , stars