Why do bathroom amenities need to be replenished daily?

You have learned in your course that the egyptian society was organized in to classes (like a pyramid). the class one was born into affected their daily lives. is this true for today? does the socio-economic class you are born into determine your daily life activities? why or why not? you must write at least one complete and detailed paragraph to earn full credit.

Atrajectory has an initial velocity of 1,000 meters per second, and 5 seconds later, it has a velocity of 500 meters per second. which is the acceleration of the trajectory?

'' 毕竟将星斗裁做衣'' what does it actually mean? google translate said: in the end, fight the star to make clothes. it makes little sense. me, .